Home / 1,458,049.20-2,187,073.80-1,369,475.70

Finding the Fourth Proportional to 1,458,049.20, 2,187,073.80 and 1,369,475.70

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Solution

The fourth proportional to 1,458,049.20, 2,187,073.80 and 1,369,475.70 is: 2,054,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,049.20 : 2,187,073.80 = 1,369,475.70 : x
  2. Step 2: Convert to fraction form
    1,458,049.20/2,187,073.80 = 1,369,475.70/x
  3. Step 3: Cross multiply
    1,458,049.20x = 2,187,073.80 × 1,369,475.70
  4. Step 4: Simplify right side
    1,458,049.20x = 2,995,144,423,206.66
  5. Step 5: Solve for x
    x = 2,995,144,423,206.66/1,458,049.20
  6. Step 6: Final answer
    x = 2,054,213.55

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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.