Home / 914,074.12-1,261,213.50-587,557.72

Finding the Fourth Proportional to 914,074.12, 1,261,213.50 and 587,557.72

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Solution

The fourth proportional to 914,074.12, 1,261,213.50 and 587,557.72 is: 810,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,074.12 : 1,261,213.50 = 587,557.72 : x
  2. Step 2: Convert to fraction form
    914,074.12/1,261,213.50 = 587,557.72/x
  3. Step 3: Cross multiply
    914,074.12x = 1,261,213.50 × 587,557.72
  4. Step 4: Simplify right side
    914,074.12x = 741,035,728,493.22
  5. Step 5: Solve for x
    x = 741,035,728,493.22/914,074.12
  6. Step 6: Final answer
    x = 810,695.45

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Half scale
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Double scale
Find fourth proportional to 914,075.12, 1,261,214.88 and 587,558.72
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.