Home / 1,131,812.39-1,562,123.00-648,701.33

Finding the Fourth Proportional to 1,131,812.39, 1,562,123.00 and 648,701.33

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Solution

The fourth proportional to 1,131,812.39, 1,562,123.00 and 648,701.33 is: 895,335.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,812.39 : 1,562,123.00 = 648,701.33 : x
  2. Step 2: Convert to fraction form
    1,131,812.39/1,562,123.00 = 648,701.33/x
  3. Step 3: Cross multiply
    1,131,812.39x = 1,562,123.00 × 648,701.33
  4. Step 4: Simplify right side
    1,131,812.39x = 1,013,351,261,534.73
  5. Step 5: Solve for x
    x = 1,013,351,261,534.73/1,131,812.39
  6. Step 6: Final answer
    x = 895,335.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.