Home / 1,445,868.80-2,168,803.20-547,339.85

Finding the Fourth Proportional to 1,445,868.80, 2,168,803.20 and 547,339.85

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Solution

The fourth proportional to 1,445,868.80, 2,168,803.20 and 547,339.85 is: 821,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,868.80 : 2,168,803.20 = 547,339.85 : x
  2. Step 2: Convert to fraction form
    1,445,868.80/2,168,803.20 = 547,339.85/x
  3. Step 3: Cross multiply
    1,445,868.80x = 2,168,803.20 × 547,339.85
  4. Step 4: Simplify right side
    1,445,868.80x = 1,187,072,418,167.52
  5. Step 5: Solve for x
    x = 1,187,072,418,167.52/1,445,868.80
  6. Step 6: Final answer
    x = 821,009.78

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Similar ratio
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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.