Home / 1,489,951.80-2,234,927.70-492,679.80

Finding the Fourth Proportional to 1,489,951.80, 2,234,927.70 and 492,679.80

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Solution

The fourth proportional to 1,489,951.80, 2,234,927.70 and 492,679.80 is: 739,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,951.80 : 2,234,927.70 = 492,679.80 : x
  2. Step 2: Convert to fraction form
    1,489,951.80/2,234,927.70 = 492,679.80/x
  3. Step 3: Cross multiply
    1,489,951.80x = 2,234,927.70 × 492,679.80
  4. Step 4: Simplify right side
    1,489,951.80x = 1,101,103,732,250.46
  5. Step 5: Solve for x
    x = 1,101,103,732,250.46/1,489,951.80
  6. Step 6: Final answer
    x = 739,019.70

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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.