Home / 2,309,708.40-3,464,562.60-712,129.20

Finding the Fourth Proportional to 2,309,708.40, 3,464,562.60 and 712,129.20

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Solution

The fourth proportional to 2,309,708.40, 3,464,562.60 and 712,129.20 is: 1,068,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,708.40 : 3,464,562.60 = 712,129.20 : x
  2. Step 2: Convert to fraction form
    2,309,708.40/3,464,562.60 = 712,129.20/x
  3. Step 3: Cross multiply
    2,309,708.40x = 3,464,562.60 × 712,129.20
  4. Step 4: Simplify right side
    2,309,708.40x = 2,467,216,192,687.92
  5. Step 5: Solve for x
    x = 2,467,216,192,687.92/2,309,708.40
  6. Step 6: Final answer
    x = 1,068,193.80

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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.