Home / 3,132,375.20-4,698,562.80-3,090,384.80

Finding the Fourth Proportional to 3,132,375.20, 4,698,562.80 and 3,090,384.80

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Solution

The fourth proportional to 3,132,375.20, 4,698,562.80 and 3,090,384.80 is: 4,635,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,375.20 : 4,698,562.80 = 3,090,384.80 : x
  2. Step 2: Convert to fraction form
    3,132,375.20/4,698,562.80 = 3,090,384.80/x
  3. Step 3: Cross multiply
    3,132,375.20x = 4,698,562.80 × 3,090,384.80
  4. Step 4: Simplify right side
    3,132,375.20x = 14,520,367,058,965.44
  5. Step 5: Solve for x
    x = 14,520,367,058,965.44/3,132,375.20
  6. Step 6: Final answer
    x = 4,635,577.20

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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.