Home / 1,962,513.28-2,708,345.10-1,103,070.88

Finding the Fourth Proportional to 1,962,513.28, 2,708,345.10 and 1,103,070.88

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Solution

The fourth proportional to 1,962,513.28, 2,708,345.10 and 1,103,070.88 is: 1,522,280.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,513.28 : 2,708,345.10 = 1,103,070.88 : x
  2. Step 2: Convert to fraction form
    1,962,513.28/2,708,345.10 = 1,103,070.88/x
  3. Step 3: Cross multiply
    1,962,513.28x = 2,708,345.10 × 1,103,070.88
  4. Step 4: Simplify right side
    1,962,513.28x = 2,987,496,612,800.69
  5. Step 5: Solve for x
    x = 2,987,496,612,800.69/1,962,513.28
  6. Step 6: Final answer
    x = 1,522,280.97

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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.