Home / 2,545,674.38-3,815,989.23-1,195,419.90

Finding the Fourth Proportional to 2,545,674.38, 3,815,989.23 and 1,195,419.90

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Solution

The fourth proportional to 2,545,674.38, 3,815,989.23 and 1,195,419.90 is: 1,791,945.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,674.38 : 3,815,989.23 = 1,195,419.90 : x
  2. Step 2: Convert to fraction form
    2,545,674.38/3,815,989.23 = 1,195,419.90/x
  3. Step 3: Cross multiply
    2,545,674.38x = 3,815,989.23 × 1,195,419.90
  4. Step 4: Simplify right side
    2,545,674.38x = 4,561,709,443,598.81
  5. Step 5: Solve for x
    x = 4,561,709,443,598.81/2,545,674.38
  6. Step 6: Final answer
    x = 1,791,945.38

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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.