Home / 1,313,856.60-1,813,117.17-710,244.60

Finding the Fourth Proportional to 1,313,856.60, 1,813,117.17 and 710,244.60

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Solution

The fourth proportional to 1,313,856.60, 1,813,117.17 and 710,244.60 is: 980,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,856.60 : 1,813,117.17 = 710,244.60 : x
  2. Step 2: Convert to fraction form
    1,313,856.60/1,813,117.17 = 710,244.60/x
  3. Step 3: Cross multiply
    1,313,856.60x = 1,813,117.17 × 710,244.60
  4. Step 4: Simplify right side
    1,313,856.60x = 1,287,756,679,159.78
  5. Step 5: Solve for x
    x = 1,287,756,679,159.78/1,313,856.60
  6. Step 6: Final answer
    x = 980,134.88

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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.