Home / 1,352,395.91-2,028,126.85-392,591.32

Finding the Fourth Proportional to 1,352,395.91, 2,028,126.85 and 392,591.32

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Solution

The fourth proportional to 1,352,395.91, 2,028,126.85 and 392,591.32 is: 588,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,395.91 : 2,028,126.85 = 392,591.32 : x
  2. Step 2: Convert to fraction form
    1,352,395.91/2,028,126.85 = 392,591.32/x
  3. Step 3: Cross multiply
    1,352,395.91x = 2,028,126.85 × 392,591.32
  4. Step 4: Simplify right side
    1,352,395.91x = 796,224,991,117.15
  5. Step 5: Solve for x
    x = 796,224,991,117.15/1,352,395.91
  6. Step 6: Final answer
    x = 588,751.40

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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.