Home / 1,203,947.00-1,661,463.05-660,081.48

Finding the Fourth Proportional to 1,203,947.00, 1,661,463.05 and 660,081.48

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Solution

The fourth proportional to 1,203,947.00, 1,661,463.05 and 660,081.48 is: 910,921.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,947.00 : 1,661,463.05 = 660,081.48 : x
  2. Step 2: Convert to fraction form
    1,203,947.00/1,661,463.05 = 660,081.48/x
  3. Step 3: Cross multiply
    1,203,947.00x = 1,661,463.05 × 660,081.48
  4. Step 4: Simplify right side
    1,203,947.00x = 1,096,700,985,708.91
  5. Step 5: Solve for x
    x = 1,096,700,985,708.91/1,203,947.00
  6. Step 6: Final answer
    x = 910,921.32

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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.