Home / 3,841,921.62-5,301,853.65-2,123,042.13

Finding the Fourth Proportional to 3,841,921.62, 5,301,853.65 and 2,123,042.13

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Solution

The fourth proportional to 3,841,921.62, 5,301,853.65 and 2,123,042.13 is: 2,929,799.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841,921.62 : 5,301,853.65 = 2,123,042.13 : x
  2. Step 2: Convert to fraction form
    3,841,921.62/5,301,853.65 = 2,123,042.13/x
  3. Step 3: Cross multiply
    3,841,921.62x = 5,301,853.65 × 2,123,042.13
  4. Step 4: Simplify right side
    3,841,921.62x = 11,256,058,666,044.28
  5. Step 5: Solve for x
    x = 11,256,058,666,044.28/3,841,921.62
  6. Step 6: Final answer
    x = 2,929,799.14

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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.