Home / 2,718,337.80-4,077,506.70-1,120,078.20

Finding the Fourth Proportional to 2,718,337.80, 4,077,506.70 and 1,120,078.20

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Solution

The fourth proportional to 2,718,337.80, 4,077,506.70 and 1,120,078.20 is: 1,680,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,337.80 : 4,077,506.70 = 1,120,078.20 : x
  2. Step 2: Convert to fraction form
    2,718,337.80/4,077,506.70 = 1,120,078.20/x
  3. Step 3: Cross multiply
    2,718,337.80x = 4,077,506.70 × 1,120,078.20
  4. Step 4: Simplify right side
    2,718,337.80x = 4,567,126,365,023.94
  5. Step 5: Solve for x
    x = 4,567,126,365,023.94/2,718,337.80
  6. Step 6: Final answer
    x = 1,680,117.30

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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.