Home / 1,642,031.88-2,267,569.12-1,552,573.86

Finding the Fourth Proportional to 1,642,031.88, 2,267,569.12 and 1,552,573.86

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Solution

The fourth proportional to 1,642,031.88, 2,267,569.12 and 1,552,573.86 is: 2,144,031.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,031.88 : 2,267,569.12 = 1,552,573.86 : x
  2. Step 2: Convert to fraction form
    1,642,031.88/2,267,569.12 = 1,552,573.86/x
  3. Step 3: Cross multiply
    1,642,031.88x = 2,267,569.12 × 1,552,573.86
  4. Step 4: Simplify right side
    1,642,031.88x = 3,520,568,541,455.20
  5. Step 5: Solve for x
    x = 3,520,568,541,455.20/1,642,031.88
  6. Step 6: Final answer
    x = 2,144,031.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.