Home / 2,492,519.60-3,738,779.40-809,793.20

Finding the Fourth Proportional to 2,492,519.60, 3,738,779.40 and 809,793.20

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Solution

The fourth proportional to 2,492,519.60, 3,738,779.40 and 809,793.20 is: 1,214,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492,519.60 : 3,738,779.40 = 809,793.20 : x
  2. Step 2: Convert to fraction form
    2,492,519.60/3,738,779.40 = 809,793.20/x
  3. Step 3: Cross multiply
    2,492,519.60x = 3,738,779.40 × 809,793.20
  4. Step 4: Simplify right side
    2,492,519.60x = 3,027,638,134,420.08
  5. Step 5: Solve for x
    x = 3,027,638,134,420.08/2,492,519.60
  6. Step 6: Final answer
    x = 1,214,689.80

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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.