Home / 1,086,158.78-1,498,777.47-602,744.30

Finding the Fourth Proportional to 1,086,158.78, 1,498,777.47 and 602,744.30

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Solution

The fourth proportional to 1,086,158.78, 1,498,777.47 and 602,744.30 is: 831,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,158.78 : 1,498,777.47 = 602,744.30 : x
  2. Step 2: Convert to fraction form
    1,086,158.78/1,498,777.47 = 602,744.30/x
  3. Step 3: Cross multiply
    1,086,158.78x = 1,498,777.47 × 602,744.30
  4. Step 4: Simplify right side
    1,086,158.78x = 903,379,569,517.03
  5. Step 5: Solve for x
    x = 903,379,569,517.03/1,086,158.78
  6. Step 6: Final answer
    x = 831,719.63

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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.