Home / 1,548,161.88-2,321,651.13-509,270.61

Finding the Fourth Proportional to 1,548,161.88, 2,321,651.13 and 509,270.61

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Solution

The fourth proportional to 1,548,161.88, 2,321,651.13 and 509,270.61 is: 763,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,161.88 : 2,321,651.13 = 509,270.61 : x
  2. Step 2: Convert to fraction form
    1,548,161.88/2,321,651.13 = 509,270.61/x
  3. Step 3: Cross multiply
    1,548,161.88x = 2,321,651.13 × 509,270.61
  4. Step 4: Simplify right side
    1,548,161.88x = 1,182,348,697,798.25
  5. Step 5: Solve for x
    x = 1,182,348,697,798.25/1,548,161.88
  6. Step 6: Final answer
    x = 763,711.29

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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.