Home / 3,128,767.20-4,693,150.80-2,650,470.30

Finding the Fourth Proportional to 3,128,767.20, 4,693,150.80 and 2,650,470.30

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Solution

The fourth proportional to 3,128,767.20, 4,693,150.80 and 2,650,470.30 is: 3,975,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,767.20 : 4,693,150.80 = 2,650,470.30 : x
  2. Step 2: Convert to fraction form
    3,128,767.20/4,693,150.80 = 2,650,470.30/x
  3. Step 3: Cross multiply
    3,128,767.20x = 4,693,150.80 × 2,650,470.30
  4. Step 4: Simplify right side
    3,128,767.20x = 12,439,056,808,821.24
  5. Step 5: Solve for x
    x = 12,439,056,808,821.24/3,128,767.20
  6. Step 6: Final answer
    x = 3,975,705.45

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Similar ratio
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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.