Home / 3,931,454.34-5,427,081-2,643,042.02

Finding the Fourth Proportional to 3,931,454.34, 5,427,081 and 2,643,042.02

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Solution

The fourth proportional to 3,931,454.34, 5,427,081 and 2,643,042.02 is: 3,648,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,454.34 : 5,427,081 = 2,643,042.02 : x
  2. Step 2: Convert to fraction form
    3,931,454.34/5,427,081 = 2,643,042.02/x
  3. Step 3: Cross multiply
    3,931,454.34x = 5,427,081 × 2,643,042.02
  4. Step 4: Simplify right side
    3,931,454.34x = 14,344,003,101,808.21
  5. Step 5: Solve for x
    x = 14,344,003,101,808.21/3,931,454.34
  6. Step 6: Final answer
    x = 3,648,523.39

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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.