Home / 1,448,054.29-2,172,432.60-437,115.85

Finding the Fourth Proportional to 1,448,054.29, 2,172,432.60 and 437,115.85

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Solution

The fourth proportional to 1,448,054.29, 2,172,432.60 and 437,115.85 is: 655,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,054.29 : 2,172,432.60 = 437,115.85 : x
  2. Step 2: Convert to fraction form
    1,448,054.29/2,172,432.60 = 437,115.85/x
  3. Step 3: Cross multiply
    1,448,054.29x = 2,172,432.60 × 437,115.85
  4. Step 4: Simplify right side
    1,448,054.29x = 949,604,720,331.13
  5. Step 5: Solve for x
    x = 949,604,720,331.13/1,448,054.29
  6. Step 6: Final answer
    x = 655,779.78

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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.