Home / 5,259,745.60-7,889,035.20-4,311,462.40

Finding the Fourth Proportional to 5,259,745.60, 7,889,035.20 and 4,311,462.40

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Solution

The fourth proportional to 5,259,745.60, 7,889,035.20 and 4,311,462.40 is: 6,466,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259,745.60 : 7,889,035.20 = 4,311,462.40 : x
  2. Step 2: Convert to fraction form
    5,259,745.60/7,889,035.20 = 4,311,462.40/x
  3. Step 3: Cross multiply
    5,259,745.60x = 7,889,035.20 × 4,311,462.40
  4. Step 4: Simplify right side
    5,259,745.60x = 34,013,278,637,076.48
  5. Step 5: Solve for x
    x = 34,013,278,637,076.48/5,259,745.60
  6. Step 6: Final answer
    x = 6,466,715.55

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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.