Home / 3,939,534.60-5,439,087.93-2,471,455.90

Finding the Fourth Proportional to 3,939,534.60, 5,439,087.93 and 2,471,455.90

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Solution

The fourth proportional to 3,939,534.60, 5,439,087.93 and 2,471,455.90 is: 3,412,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,534.60 : 5,439,087.93 = 2,471,455.90 : x
  2. Step 2: Convert to fraction form
    3,939,534.60/5,439,087.93 = 2,471,455.90/x
  3. Step 3: Cross multiply
    3,939,534.60x = 5,439,087.93 × 2,471,455.90
  4. Step 4: Simplify right side
    3,939,534.60x = 13,442,465,955,217.29
  5. Step 5: Solve for x
    x = 13,442,465,955,217.29/3,939,534.60
  6. Step 6: Final answer
    x = 3,412,196.44

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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.