Home / 2,919,542.93-4,029,311.96-2,428,645.87

Finding the Fourth Proportional to 2,919,542.93, 4,029,311.96 and 2,428,645.87

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Solution

The fourth proportional to 2,919,542.93, 4,029,311.96 and 2,428,645.87 is: 3,351,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,542.93 : 4,029,311.96 = 2,428,645.87 : x
  2. Step 2: Convert to fraction form
    2,919,542.93/4,029,311.96 = 2,428,645.87/x
  3. Step 3: Cross multiply
    2,919,542.93x = 4,029,311.96 × 2,428,645.87
  4. Step 4: Simplify right side
    2,919,542.93x = 9,785,771,850,595.61
  5. Step 5: Solve for x
    x = 9,785,771,850,595.61/2,919,542.93
  6. Step 6: Final answer
    x = 3,351,816.39

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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.