Home / 1,253,295.02-1,729,549.32-680,335.58

Finding the Fourth Proportional to 1,253,295.02, 1,729,549.32 and 680,335.58

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Solution

The fourth proportional to 1,253,295.02, 1,729,549.32 and 680,335.58 is: 938,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,295.02 : 1,729,549.32 = 680,335.58 : x
  2. Step 2: Convert to fraction form
    1,253,295.02/1,729,549.32 = 680,335.58/x
  3. Step 3: Cross multiply
    1,253,295.02x = 1,729,549.32 × 680,335.58
  4. Step 4: Simplify right side
    1,253,295.02x = 1,176,673,939,760.81
  5. Step 5: Solve for x
    x = 1,176,673,939,760.81/1,253,295.02
  6. Step 6: Final answer
    x = 938,864.29

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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.