Home / 1,665,010.80-2,497,516.20-543,079.80

Finding the Fourth Proportional to 1,665,010.80, 2,497,516.20 and 543,079.80

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Solution

The fourth proportional to 1,665,010.80, 2,497,516.20 and 543,079.80 is: 814,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,010.80 : 2,497,516.20 = 543,079.80 : x
  2. Step 2: Convert to fraction form
    1,665,010.80/2,497,516.20 = 543,079.80/x
  3. Step 3: Cross multiply
    1,665,010.80x = 2,497,516.20 × 543,079.80
  4. Step 4: Simplify right side
    1,665,010.80x = 1,356,350,598,392.76
  5. Step 5: Solve for x
    x = 1,356,350,598,392.76/1,665,010.80
  6. Step 6: Final answer
    x = 814,619.70

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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.