Home / 5,399,340-7,451,244.72-2,985,047.52

Finding the Fourth Proportional to 5,399,340, 7,451,244.72 and 2,985,047.52

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Solution

The fourth proportional to 5,399,340, 7,451,244.72 and 2,985,047.52 is: 4,119,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399,340 : 7,451,244.72 = 2,985,047.52 : x
  2. Step 2: Convert to fraction form
    5,399,340/7,451,244.72 = 2,985,047.52/x
  3. Step 3: Cross multiply
    5,399,340x = 7,451,244.72 × 2,985,047.52
  4. Step 4: Simplify right side
    5,399,340x = 22,242,319,572,349.09
  5. Step 5: Solve for x
    x = 22,242,319,572,349.09/5,399,340
  6. Step 6: Final answer
    x = 4,119,451.56

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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.