Home / 1,204,541.06-1,662,373.31-660,782.88

Finding the Fourth Proportional to 1,204,541.06, 1,662,373.31 and 660,782.88

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Solution

The fourth proportional to 1,204,541.06, 1,662,373.31 and 660,782.88 is: 911,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,541.06 : 1,662,373.31 = 660,782.88 : x
  2. Step 2: Convert to fraction form
    1,204,541.06/1,662,373.31 = 660,782.88/x
  3. Step 3: Cross multiply
    1,204,541.06x = 1,662,373.31 × 660,782.88
  4. Step 4: Simplify right side
    1,204,541.06x = 1,098,467,820,113.02
  5. Step 5: Solve for x
    x = 1,098,467,820,113.02/1,204,541.06
  6. Step 6: Final answer
    x = 911,938.88

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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.