Home / 2,157,732.85-3,234,025.43-1,003,421.20

Finding the Fourth Proportional to 2,157,732.85, 3,234,025.43 and 1,003,421.20

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Solution

The fourth proportional to 2,157,732.85, 3,234,025.43 and 1,003,421.20 is: 1,503,934.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,732.85 : 3,234,025.43 = 1,003,421.20 : x
  2. Step 2: Convert to fraction form
    2,157,732.85/3,234,025.43 = 1,003,421.20/x
  3. Step 3: Cross multiply
    2,157,732.85x = 3,234,025.43 × 1,003,421.20
  4. Step 4: Simplify right side
    2,157,732.85x = 3,245,089,676,723.12
  5. Step 5: Solve for x
    x = 3,245,089,676,723.12/2,157,732.85
  6. Step 6: Final answer
    x = 1,503,934.87

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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.