Home / 2,744,356.80-4,121,097.12-1,851,542.40

Finding the Fourth Proportional to 2,744,356.80, 4,121,097.12 and 1,851,542.40

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Solution

The fourth proportional to 2,744,356.80, 4,121,097.12 and 1,851,542.40 is: 2,780,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744,356.80 : 4,121,097.12 = 1,851,542.40 : x
  2. Step 2: Convert to fraction form
    2,744,356.80/4,121,097.12 = 1,851,542.40/x
  3. Step 3: Cross multiply
    2,744,356.80x = 4,121,097.12 × 1,851,542.40
  4. Step 4: Simplify right side
    2,744,356.80x = 7,630,386,052,197.89
  5. Step 5: Solve for x
    x = 7,630,386,052,197.89/2,744,356.80
  6. Step 6: Final answer
    x = 2,780,391.40

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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.