Home / 3,720,314.06-5,133,635.78-2,088,900.76

Finding the Fourth Proportional to 3,720,314.06, 5,133,635.78 and 2,088,900.76

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Solution

The fourth proportional to 3,720,314.06, 5,133,635.78 and 2,088,900.76 is: 2,882,459.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,314.06 : 5,133,635.78 = 2,088,900.76 : x
  2. Step 2: Convert to fraction form
    3,720,314.06/5,133,635.78 = 2,088,900.76/x
  3. Step 3: Cross multiply
    3,720,314.06x = 5,133,635.78 × 2,088,900.76
  4. Step 4: Simplify right side
    3,720,314.06x = 10,723,655,682,405.19
  5. Step 5: Solve for x
    x = 10,723,655,682,405.19/3,720,314.06
  6. Step 6: Final answer
    x = 2,882,459.79

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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.