Home / 5,264,853.38-7,897,762-1,478,310.74

Finding the Fourth Proportional to 5,264,853.38, 7,897,762 and 1,478,310.74

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Solution

The fourth proportional to 5,264,853.38, 7,897,762 and 1,478,310.74 is: 2,217,601.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264,853.38 : 7,897,762 = 1,478,310.74 : x
  2. Step 2: Convert to fraction form
    5,264,853.38/7,897,762 = 1,478,310.74/x
  3. Step 3: Cross multiply
    5,264,853.38x = 7,897,762 × 1,478,310.74
  4. Step 4: Simplify right side
    5,264,853.38x = 11,675,346,386,563.88
  5. Step 5: Solve for x
    x = 11,675,346,386,563.88/5,264,853.38
  6. Step 6: Final answer
    x = 2,217,601.43

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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.