Home / 3,964,896-5,947,324.56-1,125,013.32

Finding the Fourth Proportional to 3,964,896, 5,947,324.56 and 1,125,013.32

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Solution

The fourth proportional to 3,964,896, 5,947,324.56 and 1,125,013.32 is: 1,687,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,896 : 5,947,324.56 = 1,125,013.32 : x
  2. Step 2: Convert to fraction form
    3,964,896/5,947,324.56 = 1,125,013.32/x
  3. Step 3: Cross multiply
    3,964,896x = 5,947,324.56 × 1,125,013.32
  4. Step 4: Simplify right side
    3,964,896x = 6,690,819,348,363.14
  5. Step 5: Solve for x
    x = 6,690,819,348,363.14/3,964,896
  6. Step 6: Final answer
    x = 1,687,514.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.