Home / 2,728,814.32-4,092,335.74-906,689.92

Finding the Fourth Proportional to 2,728,814.32, 4,092,335.74 and 906,689.92

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Solution

The fourth proportional to 2,728,814.32, 4,092,335.74 and 906,689.92 is: 1,359,740.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,814.32 : 4,092,335.74 = 906,689.92 : x
  2. Step 2: Convert to fraction form
    2,728,814.32/4,092,335.74 = 906,689.92/x
  3. Step 3: Cross multiply
    2,728,814.32x = 4,092,335.74 × 906,689.92
  4. Step 4: Simplify right side
    2,728,814.32x = 3,710,479,564,713.74
  5. Step 5: Solve for x
    x = 3,710,479,564,713.74/2,728,814.32
  6. Step 6: Final answer
    x = 1,359,740.58

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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.