Home / 3,086,064.88-4,258,721.18-1,690,615.36

Finding the Fourth Proportional to 3,086,064.88, 4,258,721.18 and 1,690,615.36

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Solution

The fourth proportional to 3,086,064.88, 4,258,721.18 and 1,690,615.36 is: 2,333,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,064.88 : 4,258,721.18 = 1,690,615.36 : x
  2. Step 2: Convert to fraction form
    3,086,064.88/4,258,721.18 = 1,690,615.36/x
  3. Step 3: Cross multiply
    3,086,064.88x = 4,258,721.18 × 1,690,615.36
  4. Step 4: Simplify right side
    3,086,064.88x = 7,199,859,427,694.14
  5. Step 5: Solve for x
    x = 7,199,859,427,694.14/3,086,064.88
  6. Step 6: Final answer
    x = 2,333,022.70

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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.