Home / 1,471,299.28-2,030,328.20-859,508.72

Finding the Fourth Proportional to 1,471,299.28, 2,030,328.20 and 859,508.72

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Solution

The fourth proportional to 1,471,299.28, 2,030,328.20 and 859,508.72 is: 1,186,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,299.28 : 2,030,328.20 = 859,508.72 : x
  2. Step 2: Convert to fraction form
    1,471,299.28/2,030,328.20 = 859,508.72/x
  3. Step 3: Cross multiply
    1,471,299.28x = 2,030,328.20 × 859,508.72
  4. Step 4: Simplify right side
    1,471,299.28x = 1,745,084,792,361.90
  5. Step 5: Solve for x
    x = 1,745,084,792,361.90/1,471,299.28
  6. Step 6: Final answer
    x = 1,186,084.17

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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.