Home / 5,390,718.60-8,086,077.90-2,871,294.60

Finding the Fourth Proportional to 5,390,718.60, 8,086,077.90 and 2,871,294.60

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Solution

The fourth proportional to 5,390,718.60, 8,086,077.90 and 2,871,294.60 is: 4,306,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,718.60 : 8,086,077.90 = 2,871,294.60 : x
  2. Step 2: Convert to fraction form
    5,390,718.60/8,086,077.90 = 2,871,294.60/x
  3. Step 3: Cross multiply
    5,390,718.60x = 8,086,077.90 × 2,871,294.60
  4. Step 4: Simplify right side
    5,390,718.60x = 23,217,511,809,449.34
  5. Step 5: Solve for x
    x = 23,217,511,809,449.34/5,390,718.60
  6. Step 6: Final answer
    x = 4,306,941.90

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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.