Home / 1,564,605.92-2,159,081.50-960,877.28

Finding the Fourth Proportional to 1,564,605.92, 2,159,081.50 and 960,877.28

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Solution

The fourth proportional to 1,564,605.92, 2,159,081.50 and 960,877.28 is: 1,325,964.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,605.92 : 2,159,081.50 = 960,877.28 : x
  2. Step 2: Convert to fraction form
    1,564,605.92/2,159,081.50 = 960,877.28/x
  3. Step 3: Cross multiply
    1,564,605.92x = 2,159,081.50 × 960,877.28
  4. Step 4: Simplify right side
    1,564,605.92x = 2,074,612,359,018.32
  5. Step 5: Solve for x
    x = 2,074,612,359,018.32/1,564,605.92
  6. Step 6: Final answer
    x = 1,325,964.79

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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.