Home / 1,319,354.92-1,979,114.46-372,798.28

Finding the Fourth Proportional to 1,319,354.92, 1,979,114.46 and 372,798.28

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Solution

The fourth proportional to 1,319,354.92, 1,979,114.46 and 372,798.28 is: 559,220.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,354.92 : 1,979,114.46 = 372,798.28 : x
  2. Step 2: Convert to fraction form
    1,319,354.92/1,979,114.46 = 372,798.28/x
  3. Step 3: Cross multiply
    1,319,354.92x = 1,979,114.46 × 372,798.28
  4. Step 4: Simplify right side
    1,319,354.92x = 737,810,466,611.13
  5. Step 5: Solve for x
    x = 737,810,466,611.13/1,319,354.92
  6. Step 6: Final answer
    x = 559,220.61

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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.