Home / 2,932,820.80-4,403,167.80-1,872,563.20

Finding the Fourth Proportional to 2,932,820.80, 4,403,167.80 and 1,872,563.20

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Solution

The fourth proportional to 2,932,820.80, 4,403,167.80 and 1,872,563.20 is: 2,811,358.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932,820.80 : 4,403,167.80 = 1,872,563.20 : x
  2. Step 2: Convert to fraction form
    2,932,820.80/4,403,167.80 = 1,872,563.20/x
  3. Step 3: Cross multiply
    2,932,820.80x = 4,403,167.80 × 1,872,563.20
  4. Step 4: Simplify right side
    2,932,820.80x = 8,245,209,985,704.96
  5. Step 5: Solve for x
    x = 8,245,209,985,704.96/2,932,820.80
  6. Step 6: Final answer
    x = 2,811,358.26

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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.