Home / 1,360,125.78-1,876,973.55-748,265.39

Finding the Fourth Proportional to 1,360,125.78, 1,876,973.55 and 748,265.39

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Solution

The fourth proportional to 1,360,125.78, 1,876,973.55 and 748,265.39 is: 1,032,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,125.78 : 1,876,973.55 = 748,265.39 : x
  2. Step 2: Convert to fraction form
    1,360,125.78/1,876,973.55 = 748,265.39/x
  3. Step 3: Cross multiply
    1,360,125.78x = 1,876,973.55 × 748,265.39
  4. Step 4: Simplify right side
    1,360,125.78x = 1,404,474,336,025.57
  5. Step 5: Solve for x
    x = 1,404,474,336,025.57/1,360,125.78
  6. Step 6: Final answer
    x = 1,032,606.22

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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.