Home / 3,280,592.80-4,920,889.20-2,472,277.60

Finding the Fourth Proportional to 3,280,592.80, 4,920,889.20 and 2,472,277.60

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Solution

The fourth proportional to 3,280,592.80, 4,920,889.20 and 2,472,277.60 is: 3,708,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,592.80 : 4,920,889.20 = 2,472,277.60 : x
  2. Step 2: Convert to fraction form
    3,280,592.80/4,920,889.20 = 2,472,277.60/x
  3. Step 3: Cross multiply
    3,280,592.80x = 4,920,889.20 × 2,472,277.60
  4. Step 4: Simplify right side
    3,280,592.80x = 12,165,804,141,241.92
  5. Step 5: Solve for x
    x = 12,165,804,141,241.92/3,280,592.80
  6. Step 6: Final answer
    x = 3,708,416.40

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1.5x scale

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.