Home / 1,580,948.20-2,371,422.30-443,708.20

Finding the Fourth Proportional to 1,580,948.20, 2,371,422.30 and 443,708.20

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Solution

The fourth proportional to 1,580,948.20, 2,371,422.30 and 443,708.20 is: 665,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,948.20 : 2,371,422.30 = 443,708.20 : x
  2. Step 2: Convert to fraction form
    1,580,948.20/2,371,422.30 = 443,708.20/x
  3. Step 3: Cross multiply
    1,580,948.20x = 2,371,422.30 × 443,708.20
  4. Step 4: Simplify right side
    1,580,948.20x = 1,052,219,520,172.86
  5. Step 5: Solve for x
    x = 1,052,219,520,172.86/1,580,948.20
  6. Step 6: Final answer
    x = 665,562.30

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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.