Home / 3,606,352-4,976,921.28-1,996,720

Finding the Fourth Proportional to 3,606,352, 4,976,921.28 and 1,996,720

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Solution

The fourth proportional to 3,606,352, 4,976,921.28 and 1,996,720 is: 2,755,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606,352 : 4,976,921.28 = 1,996,720 : x
  2. Step 2: Convert to fraction form
    3,606,352/4,976,921.28 = 1,996,720/x
  3. Step 3: Cross multiply
    3,606,352x = 4,976,921.28 × 1,996,720
  4. Step 4: Simplify right side
    3,606,352x = 9,937,518,258,201.60
  5. Step 5: Solve for x
    x = 9,937,518,258,201.60/3,606,352
  6. Step 6: Final answer
    x = 2,755,559.71

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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.