Home / 1,630,787.70-2,445,015.15-731,493.30

Finding the Fourth Proportional to 1,630,787.70, 2,445,015.15 and 731,493.30

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Solution

The fourth proportional to 1,630,787.70, 2,445,015.15 and 731,493.30 is: 1,096,716.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,787.70 : 2,445,015.15 = 731,493.30 : x
  2. Step 2: Convert to fraction form
    1,630,787.70/2,445,015.15 = 731,493.30/x
  3. Step 3: Cross multiply
    1,630,787.70x = 2,445,015.15 × 731,493.30
  4. Step 4: Simplify right side
    1,630,787.70x = 1,788,512,200,623.50
  5. Step 5: Solve for x
    x = 1,788,512,200,623.50/1,630,787.70
  6. Step 6: Final answer
    x = 1,096,716.76

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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.