Home / 1,360,013.10-1,876,758.80-748,127.03

Finding the Fourth Proportional to 1,360,013.10, 1,876,758.80 and 748,127.03

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Solution

The fourth proportional to 1,360,013.10, 1,876,758.80 and 748,127.03 is: 1,032,382.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,013.10 : 1,876,758.80 = 748,127.03 : x
  2. Step 2: Convert to fraction form
    1,360,013.10/1,876,758.80 = 748,127.03/x
  3. Step 3: Cross multiply
    1,360,013.10x = 1,876,758.80 × 748,127.03
  4. Step 4: Simplify right side
    1,360,013.10x = 1,404,053,973,945.93
  5. Step 5: Solve for x
    x = 1,404,053,973,945.93/1,360,013.10
  6. Step 6: Final answer
    x = 1,032,382.68

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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.