Home / 3,884,157.39-5,360,456.43-2,142,167.57

Finding the Fourth Proportional to 3,884,157.39, 5,360,456.43 and 2,142,167.57

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Solution

The fourth proportional to 3,884,157.39, 5,360,456.43 and 2,142,167.57 is: 2,956,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,157.39 : 5,360,456.43 = 2,142,167.57 : x
  2. Step 2: Convert to fraction form
    3,884,157.39/5,360,456.43 = 2,142,167.57/x
  3. Step 3: Cross multiply
    3,884,157.39x = 5,360,456.43 × 2,142,167.57
  4. Step 4: Simplify right side
    3,884,157.39x = 11,482,995,897,941.69
  5. Step 5: Solve for x
    x = 11,482,995,897,941.69/3,884,157.39
  6. Step 6: Final answer
    x = 2,956,367.30

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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.