Home / 2,928,695.64-4,391,361-1,560,784.92

Finding the Fourth Proportional to 2,928,695.64, 4,391,361 and 1,560,784.92

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Solution

The fourth proportional to 2,928,695.64, 4,391,361 and 1,560,784.92 is: 2,340,280.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,695.64 : 4,391,361 = 1,560,784.92 : x
  2. Step 2: Convert to fraction form
    2,928,695.64/4,391,361 = 1,560,784.92/x
  3. Step 3: Cross multiply
    2,928,695.64x = 4,391,361 × 1,560,784.92
  4. Step 4: Simplify right side
    2,928,695.64x = 6,853,970,027,076.12
  5. Step 5: Solve for x
    x = 6,853,970,027,076.12/2,928,695.64
  6. Step 6: Final answer
    x = 2,340,280.75

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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.