Home / 2,425,332.20-3,638,516.70-742,605.80

Finding the Fourth Proportional to 2,425,332.20, 3,638,516.70 and 742,605.80

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Solution

The fourth proportional to 2,425,332.20, 3,638,516.70 and 742,605.80 is: 1,114,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,332.20 : 3,638,516.70 = 742,605.80 : x
  2. Step 2: Convert to fraction form
    2,425,332.20/3,638,516.70 = 742,605.80/x
  3. Step 3: Cross multiply
    2,425,332.20x = 3,638,516.70 × 742,605.80
  4. Step 4: Simplify right side
    2,425,332.20x = 2,701,983,604,816.86
  5. Step 5: Solve for x
    x = 2,701,983,604,816.86/2,425,332.20
  6. Step 6: Final answer
    x = 1,114,067.43

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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.