Home / 4,138,716.33-5,711,387.19-2,303,143.20

Finding the Fourth Proportional to 4,138,716.33, 5,711,387.19 and 2,303,143.20

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Solution

The fourth proportional to 4,138,716.33, 5,711,387.19 and 2,303,143.20 is: 3,178,314.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,716.33 : 5,711,387.19 = 2,303,143.20 : x
  2. Step 2: Convert to fraction form
    4,138,716.33/5,711,387.19 = 2,303,143.20/x
  3. Step 3: Cross multiply
    4,138,716.33x = 5,711,387.19 × 2,303,143.20
  4. Step 4: Simplify right side
    4,138,716.33x = 13,154,142,569,215.61
  5. Step 5: Solve for x
    x = 13,154,142,569,215.61/4,138,716.33
  6. Step 6: Final answer
    x = 3,178,314.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.