Home / 3,213,621.08-4,815,447.98-1,862,432.33

Finding the Fourth Proportional to 3,213,621.08, 4,815,447.98 and 1,862,432.33

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Solution

The fourth proportional to 3,213,621.08, 4,815,447.98 and 1,862,432.33 is: 2,790,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,621.08 : 4,815,447.98 = 1,862,432.33 : x
  2. Step 2: Convert to fraction form
    3,213,621.08/4,815,447.98 = 1,862,432.33/x
  3. Step 3: Cross multiply
    3,213,621.08x = 4,815,447.98 × 1,862,432.33
  4. Step 4: Simplify right side
    3,213,621.08x = 8,968,446,018,079.90
  5. Step 5: Solve for x
    x = 8,968,446,018,079.90/3,213,621.08
  6. Step 6: Final answer
    x = 2,790,760.27

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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.