Home / 3,260,884.80-4,885,422.30-2,788,492.80

Finding the Fourth Proportional to 3,260,884.80, 4,885,422.30 and 2,788,492.80

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Solution

The fourth proportional to 3,260,884.80, 4,885,422.30 and 2,788,492.80 is: 4,177,689.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,884.80 : 4,885,422.30 = 2,788,492.80 : x
  2. Step 2: Convert to fraction form
    3,260,884.80/4,885,422.30 = 2,788,492.80/x
  3. Step 3: Cross multiply
    3,260,884.80x = 4,885,422.30 × 2,788,492.80
  4. Step 4: Simplify right side
    3,260,884.80x = 13,622,964,908,509.44
  5. Step 5: Solve for x
    x = 13,622,964,908,509.44/3,260,884.80
  6. Step 6: Final answer
    x = 4,177,689.72

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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.