Home / 3,897,129.70-5,845,694.55-1,771,365.70

Finding the Fourth Proportional to 3,897,129.70, 5,845,694.55 and 1,771,365.70

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Solution

The fourth proportional to 3,897,129.70, 5,845,694.55 and 1,771,365.70 is: 2,657,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,129.70 : 5,845,694.55 = 1,771,365.70 : x
  2. Step 2: Convert to fraction form
    3,897,129.70/5,845,694.55 = 1,771,365.70/x
  3. Step 3: Cross multiply
    3,897,129.70x = 5,845,694.55 × 1,771,365.70
  4. Step 4: Simplify right side
    3,897,129.70x = 10,354,862,818,546.93
  5. Step 5: Solve for x
    x = 10,354,862,818,546.93/3,897,129.70
  6. Step 6: Final answer
    x = 2,657,048.55

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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.