Home / 4,038,430.80-6,049,481.40-2,517,445.20

Finding the Fourth Proportional to 4,038,430.80, 6,049,481.40 and 2,517,445.20

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Solution

The fourth proportional to 4,038,430.80, 6,049,481.40 and 2,517,445.20 is: 3,771,078.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038,430.80 : 6,049,481.40 = 2,517,445.20 : x
  2. Step 2: Convert to fraction form
    4,038,430.80/6,049,481.40 = 2,517,445.20/x
  3. Step 3: Cross multiply
    4,038,430.80x = 6,049,481.40 × 2,517,445.20
  4. Step 4: Simplify right side
    4,038,430.80x = 15,229,237,912,919.28
  5. Step 5: Solve for x
    x = 15,229,237,912,919.28/4,038,430.80
  6. Step 6: Final answer
    x = 3,771,078.09

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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.