Home / 1,986,901.28-2,980,379.26-566,956.90

Finding the Fourth Proportional to 1,986,901.28, 2,980,379.26 and 566,956.90

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Solution

The fourth proportional to 1,986,901.28, 2,980,379.26 and 566,956.90 is: 850,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,901.28 : 2,980,379.26 = 566,956.90 : x
  2. Step 2: Convert to fraction form
    1,986,901.28/2,980,379.26 = 566,956.90/x
  3. Step 3: Cross multiply
    1,986,901.28x = 2,980,379.26 × 566,956.90
  4. Step 4: Simplify right side
    1,986,901.28x = 1,689,746,586,073.89
  5. Step 5: Solve for x
    x = 1,689,746,586,073.89/1,986,901.28
  6. Step 6: Final answer
    x = 850,443.15

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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.