Home / 1,412,877.36-1,949,711.52-801,071.28

Finding the Fourth Proportional to 1,412,877.36, 1,949,711.52 and 801,071.28

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Solution

The fourth proportional to 1,412,877.36, 1,949,711.52 and 801,071.28 is: 1,105,444.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,877.36 : 1,949,711.52 = 801,071.28 : x
  2. Step 2: Convert to fraction form
    1,412,877.36/1,949,711.52 = 801,071.28/x
  3. Step 3: Cross multiply
    1,412,877.36x = 1,949,711.52 × 801,071.28
  4. Step 4: Simplify right side
    1,412,877.36x = 1,561,857,902,957.15
  5. Step 5: Solve for x
    x = 1,561,857,902,957.15/1,412,877.36
  6. Step 6: Final answer
    x = 1,105,444.78

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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.