Home / 1,710,387.28-2,564,822.52-911,519.92

Finding the Fourth Proportional to 1,710,387.28, 2,564,822.52 and 911,519.92

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Solution

The fourth proportional to 1,710,387.28, 2,564,822.52 and 911,519.92 is: 1,366,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,387.28 : 2,564,822.52 = 911,519.92 : x
  2. Step 2: Convert to fraction form
    1,710,387.28/2,564,822.52 = 911,519.92/x
  3. Step 3: Cross multiply
    1,710,387.28x = 2,564,822.52 × 911,519.92
  4. Step 4: Simplify right side
    1,710,387.28x = 2,337,886,818,244.60
  5. Step 5: Solve for x
    x = 2,337,886,818,244.60/1,710,387.28
  6. Step 6: Final answer
    x = 1,366,875.70

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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.