Home / 2,780,784.20-4,171,176.30-2,465,856.20

Finding the Fourth Proportional to 2,780,784.20, 4,171,176.30 and 2,465,856.20

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Solution

The fourth proportional to 2,780,784.20, 4,171,176.30 and 2,465,856.20 is: 3,698,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,784.20 : 4,171,176.30 = 2,465,856.20 : x
  2. Step 2: Convert to fraction form
    2,780,784.20/4,171,176.30 = 2,465,856.20/x
  3. Step 3: Cross multiply
    2,780,784.20x = 4,171,176.30 × 2,465,856.20
  4. Step 4: Simplify right side
    2,780,784.20x = 10,285,520,940,648.06
  5. Step 5: Solve for x
    x = 10,285,520,940,648.06/2,780,784.20
  6. Step 6: Final answer
    x = 3,698,784.30

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Double scale
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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.