Home / 3,280,322.40-4,920,483.60-1,152,808.80

Finding the Fourth Proportional to 3,280,322.40, 4,920,483.60 and 1,152,808.80

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Solution

The fourth proportional to 3,280,322.40, 4,920,483.60 and 1,152,808.80 is: 1,729,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,322.40 : 4,920,483.60 = 1,152,808.80 : x
  2. Step 2: Convert to fraction form
    3,280,322.40/4,920,483.60 = 1,152,808.80/x
  3. Step 3: Cross multiply
    3,280,322.40x = 4,920,483.60 × 1,152,808.80
  4. Step 4: Simplify right side
    3,280,322.40x = 5,672,376,794,335.68
  5. Step 5: Solve for x
    x = 5,672,376,794,335.68/3,280,322.40
  6. Step 6: Final answer
    x = 1,729,213.20

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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.