Home / 1,551,115.09-2,326,701.79-486,133.57

Finding the Fourth Proportional to 1,551,115.09, 2,326,701.79 and 486,133.57

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Solution

The fourth proportional to 1,551,115.09, 2,326,701.79 and 486,133.57 is: 729,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,115.09 : 2,326,701.79 = 486,133.57 : x
  2. Step 2: Convert to fraction form
    1,551,115.09/2,326,701.79 = 486,133.57/x
  3. Step 3: Cross multiply
    1,551,115.09x = 2,326,701.79 × 486,133.57
  4. Step 4: Simplify right side
    1,551,115.09x = 1,131,087,848,713.42
  5. Step 5: Solve for x
    x = 1,131,087,848,713.42/1,551,115.09
  6. Step 6: Final answer
    x = 729,209.49

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Double scale
Find fourth proportional to 1,551,116.09, 2,326,703.29 and 486,134.57
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.