Home / 1,591,874.48-2,196,431.16-1,334,791.28

Finding the Fourth Proportional to 1,591,874.48, 2,196,431.16 and 1,334,791.28

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Solution

The fourth proportional to 1,591,874.48, 2,196,431.16 and 1,334,791.28 is: 1,841,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,874.48 : 2,196,431.16 = 1,334,791.28 : x
  2. Step 2: Convert to fraction form
    1,591,874.48/2,196,431.16 = 1,334,791.28/x
  3. Step 3: Cross multiply
    1,591,874.48x = 2,196,431.16 × 1,334,791.28
  4. Step 4: Simplify right side
    1,591,874.48x = 2,931,777,159,488.29
  5. Step 5: Solve for x
    x = 2,931,777,159,488.29/1,591,874.48
  6. Step 6: Final answer
    x = 1,841,713.78

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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.