Home / 1,713,062.32-2,569,917.91-688,472.21

Finding the Fourth Proportional to 1,713,062.32, 2,569,917.91 and 688,472.21

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Solution

The fourth proportional to 1,713,062.32, 2,569,917.91 and 688,472.21 is: 1,032,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,062.32 : 2,569,917.91 = 688,472.21 : x
  2. Step 2: Convert to fraction form
    1,713,062.32/2,569,917.91 = 688,472.21/x
  3. Step 3: Cross multiply
    1,713,062.32x = 2,569,917.91 × 688,472.21
  4. Step 4: Simplify right side
    1,713,062.32x = 1,769,317,063,016.28
  5. Step 5: Solve for x
    x = 1,769,317,063,016.28/1,713,062.32
  6. Step 6: Final answer
    x = 1,032,838.70

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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.