Home / 1,144,985.15-1,718,264.97-397,031.15

Finding the Fourth Proportional to 1,144,985.15, 1,718,264.97 and 397,031.15

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Solution

The fourth proportional to 1,144,985.15, 1,718,264.97 and 397,031.15 is: 595,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,985.15 : 1,718,264.97 = 397,031.15 : x
  2. Step 2: Convert to fraction form
    1,144,985.15/1,718,264.97 = 397,031.15/x
  3. Step 3: Cross multiply
    1,144,985.15x = 1,718,264.97 × 397,031.15
  4. Step 4: Simplify right side
    1,144,985.15x = 682,204,708,452.49
  5. Step 5: Solve for x
    x = 682,204,708,452.49/1,144,985.15
  6. Step 6: Final answer
    x = 595,819.70

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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.