Home / 1,182,323.20-1,773,139.20-424,076.80

Finding the Fourth Proportional to 1,182,323.20, 1,773,139.20 and 424,076.80

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Solution

The fourth proportional to 1,182,323.20, 1,773,139.20 and 424,076.80 is: 635,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,323.20 : 1,773,139.20 = 424,076.80 : x
  2. Step 2: Convert to fraction form
    1,182,323.20/1,773,139.20 = 424,076.80/x
  3. Step 3: Cross multiply
    1,182,323.20x = 1,773,139.20 × 424,076.80
  4. Step 4: Simplify right side
    1,182,323.20x = 751,947,197,890.56
  5. Step 5: Solve for x
    x = 751,947,197,890.56/1,182,323.20
  6. Step 6: Final answer
    x = 635,991.24

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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.