Home / 1,375,091.00-1,897,626.78-824,126.72

Finding the Fourth Proportional to 1,375,091.00, 1,897,626.78 and 824,126.72

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Solution

The fourth proportional to 1,375,091.00, 1,897,626.78 and 824,126.72 is: 1,137,295.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,091.00 : 1,897,626.78 = 824,126.72 : x
  2. Step 2: Convert to fraction form
    1,375,091.00/1,897,626.78 = 824,126.72/x
  3. Step 3: Cross multiply
    1,375,091.00x = 1,897,626.78 × 824,126.72
  4. Step 4: Simplify right side
    1,375,091.00x = 1,563,884,924,497.43
  5. Step 5: Solve for x
    x = 1,563,884,924,497.43/1,375,091.00
  6. Step 6: Final answer
    x = 1,137,295.59

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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.