Home / 2,421,150.80-3,631,726.20-738,251.60

Finding the Fourth Proportional to 2,421,150.80, 3,631,726.20 and 738,251.60

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Solution

The fourth proportional to 2,421,150.80, 3,631,726.20 and 738,251.60 is: 1,107,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,150.80 : 3,631,726.20 = 738,251.60 : x
  2. Step 2: Convert to fraction form
    2,421,150.80/3,631,726.20 = 738,251.60/x
  3. Step 3: Cross multiply
    2,421,150.80x = 3,631,726.20 × 738,251.60
  4. Step 4: Simplify right side
    2,421,150.80x = 2,681,127,677,911.92
  5. Step 5: Solve for x
    x = 2,681,127,677,911.92/2,421,150.80
  6. Step 6: Final answer
    x = 1,107,377.40

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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.