Home / 1,375,091.25-1,897,627.13-824,126.97

Finding the Fourth Proportional to 1,375,091.25, 1,897,627.13 and 824,126.97

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Solution

The fourth proportional to 1,375,091.25, 1,897,627.13 and 824,126.97 is: 1,137,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,091.25 : 1,897,627.13 = 824,126.97 : x
  2. Step 2: Convert to fraction form
    1,375,091.25/1,897,627.13 = 824,126.97/x
  3. Step 3: Cross multiply
    1,375,091.25x = 1,897,627.13 × 824,126.97
  4. Step 4: Simplify right side
    1,375,091.25x = 1,563,885,683,227.93
  5. Step 5: Solve for x
    x = 1,563,885,683,227.93/1,375,091.25
  6. Step 6: Final answer
    x = 1,137,295.93

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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.