Home / 3,945,301.92-5,444,206.56-2,417,201.28

Finding the Fourth Proportional to 3,945,301.92, 5,444,206.56 and 2,417,201.28

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Solution

The fourth proportional to 3,945,301.92, 5,444,206.56 and 2,417,201.28 is: 3,335,547.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,301.92 : 5,444,206.56 = 2,417,201.28 : x
  2. Step 2: Convert to fraction form
    3,945,301.92/5,444,206.56 = 2,417,201.28/x
  3. Step 3: Cross multiply
    3,945,301.92x = 5,444,206.56 × 2,417,201.28
  4. Step 4: Simplify right side
    3,945,301.92x = 13,159,743,065,416.39
  5. Step 5: Solve for x
    x = 13,159,743,065,416.39/3,945,301.92
  6. Step 6: Final answer
    x = 3,335,547.78

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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.