Home / 1,630,906.70-2,445,193.65-731,612.30

Finding the Fourth Proportional to 1,630,906.70, 2,445,193.65 and 731,612.30

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Solution

The fourth proportional to 1,630,906.70, 2,445,193.65 and 731,612.30 is: 1,096,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,906.70 : 2,445,193.65 = 731,612.30 : x
  2. Step 2: Convert to fraction form
    1,630,906.70/2,445,193.65 = 731,612.30/x
  3. Step 3: Cross multiply
    1,630,906.70x = 2,445,193.65 × 731,612.30
  4. Step 4: Simplify right side
    1,630,906.70x = 1,788,933,750,221.90
  5. Step 5: Solve for x
    x = 1,788,933,750,221.90/1,630,906.70
  6. Step 6: Final answer
    x = 1,096,895.21

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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.