Home / 3,654,474.74-5,043,715.62-2,105,441.48

Finding the Fourth Proportional to 3,654,474.74, 5,043,715.62 and 2,105,441.48

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Solution

The fourth proportional to 3,654,474.74, 5,043,715.62 and 2,105,441.48 is: 2,905,820.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,474.74 : 5,043,715.62 = 2,105,441.48 : x
  2. Step 2: Convert to fraction form
    3,654,474.74/5,043,715.62 = 2,105,441.48/x
  3. Step 3: Cross multiply
    3,654,474.74x = 5,043,715.62 × 2,105,441.48
  4. Step 4: Simplify right side
    3,654,474.74x = 10,619,248,079,671.92
  5. Step 5: Solve for x
    x = 10,619,248,079,671.92/3,654,474.74
  6. Step 6: Final answer
    x = 2,905,820.63

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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.