Home / 3,629,985.38-5,009,672.69-2,081,391.15

Finding the Fourth Proportional to 3,629,985.38, 5,009,672.69 and 2,081,391.15

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Solution

The fourth proportional to 3,629,985.38, 5,009,672.69 and 2,081,391.15 is: 2,872,487.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,985.38 : 5,009,672.69 = 2,081,391.15 : x
  2. Step 2: Convert to fraction form
    3,629,985.38/5,009,672.69 = 2,081,391.15/x
  3. Step 3: Cross multiply
    3,629,985.38x = 5,009,672.69 × 2,081,391.15
  4. Step 4: Simplify right side
    3,629,985.38x = 10,427,088,390,955.74
  5. Step 5: Solve for x
    x = 10,427,088,390,955.74/3,629,985.38
  6. Step 6: Final answer
    x = 2,872,487.71

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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.