Home / 1,372,487.90-2,058,868.71-508,153.55

Finding the Fourth Proportional to 1,372,487.90, 2,058,868.71 and 508,153.55

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Solution

The fourth proportional to 1,372,487.90, 2,058,868.71 and 508,153.55 is: 762,281.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,487.90 : 2,058,868.71 = 508,153.55 : x
  2. Step 2: Convert to fraction form
    1,372,487.90/2,058,868.71 = 508,153.55/x
  3. Step 3: Cross multiply
    1,372,487.90x = 2,058,868.71 × 508,153.55
  4. Step 4: Simplify right side
    1,372,487.90x = 1,046,221,445,435.88
  5. Step 5: Solve for x
    x = 1,046,221,445,435.88/1,372,487.90
  6. Step 6: Final answer
    x = 762,281.00

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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.