Home / 2,861,714.80-4,292,572.20-731,965.60

Finding the Fourth Proportional to 2,861,714.80, 4,292,572.20 and 731,965.60

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Solution

The fourth proportional to 2,861,714.80, 4,292,572.20 and 731,965.60 is: 1,097,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,714.80 : 4,292,572.20 = 731,965.60 : x
  2. Step 2: Convert to fraction form
    2,861,714.80/4,292,572.20 = 731,965.60/x
  3. Step 3: Cross multiply
    2,861,714.80x = 4,292,572.20 × 731,965.60
  4. Step 4: Simplify right side
    2,861,714.80x = 3,142,015,185,916.32
  5. Step 5: Solve for x
    x = 3,142,015,185,916.32/2,861,714.80
  6. Step 6: Final answer
    x = 1,097,948.40

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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.