Home / 1,092,115.80-1,638,173.70-382,069.80

Finding the Fourth Proportional to 1,092,115.80, 1,638,173.70 and 382,069.80

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Solution

The fourth proportional to 1,092,115.80, 1,638,173.70 and 382,069.80 is: 573,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,115.80 : 1,638,173.70 = 382,069.80 : x
  2. Step 2: Convert to fraction form
    1,092,115.80/1,638,173.70 = 382,069.80/x
  3. Step 3: Cross multiply
    1,092,115.80x = 1,638,173.70 × 382,069.80
  4. Step 4: Simplify right side
    1,092,115.80x = 625,896,697,924.26
  5. Step 5: Solve for x
    x = 625,896,697,924.26/1,092,115.80
  6. Step 6: Final answer
    x = 573,104.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.