Home / 3,438,140.60-5,146,713.30-2,682,313.40

Finding the Fourth Proportional to 3,438,140.60, 5,146,713.30 and 2,682,313.40

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Solution

The fourth proportional to 3,438,140.60, 5,146,713.30 and 2,682,313.40 is: 4,015,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,140.60 : 5,146,713.30 = 2,682,313.40 : x
  2. Step 2: Convert to fraction form
    3,438,140.60/5,146,713.30 = 2,682,313.40/x
  3. Step 3: Cross multiply
    3,438,140.60x = 5,146,713.30 × 2,682,313.40
  4. Step 4: Simplify right side
    3,438,140.60x = 13,805,098,050,548.22
  5. Step 5: Solve for x
    x = 13,805,098,050,548.22/3,438,140.60
  6. Step 6: Final answer
    x = 4,015,280.25

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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.