Home / 3,720,472.18-5,577,869.72-1,697,301.20

Finding the Fourth Proportional to 3,720,472.18, 5,577,869.72 and 1,697,301.20

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Solution

The fourth proportional to 3,720,472.18, 5,577,869.72 and 1,697,301.20 is: 2,544,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,472.18 : 5,577,869.72 = 1,697,301.20 : x
  2. Step 2: Convert to fraction form
    3,720,472.18/5,577,869.72 = 1,697,301.20/x
  3. Step 3: Cross multiply
    3,720,472.18x = 5,577,869.72 × 1,697,301.20
  4. Step 4: Simplify right side
    3,720,472.18x = 9,467,324,987,387.59
  5. Step 5: Solve for x
    x = 9,467,324,987,387.59/3,720,472.18
  6. Step 6: Final answer
    x = 2,544,656.84

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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.