Home / 2,647,751.92-3,973,306.12-1,131,445.36

Finding the Fourth Proportional to 2,647,751.92, 3,973,306.12 and 1,131,445.36

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Solution

The fourth proportional to 2,647,751.92, 3,973,306.12 and 1,131,445.36 is: 1,697,885.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,751.92 : 3,973,306.12 = 1,131,445.36 : x
  2. Step 2: Convert to fraction form
    2,647,751.92/3,973,306.12 = 1,131,445.36/x
  3. Step 3: Cross multiply
    2,647,751.92x = 3,973,306.12 × 1,131,445.36
  4. Step 4: Simplify right side
    2,647,751.92x = 4,495,578,773,333.60
  5. Step 5: Solve for x
    x = 4,495,578,773,333.60/2,647,751.92
  6. Step 6: Final answer
    x = 1,697,885.19

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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.