Home / 3,684,349.80-5,526,524.70-2,780,900.10

Finding the Fourth Proportional to 3,684,349.80, 5,526,524.70 and 2,780,900.10

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Solution

The fourth proportional to 3,684,349.80, 5,526,524.70 and 2,780,900.10 is: 4,171,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684,349.80 : 5,526,524.70 = 2,780,900.10 : x
  2. Step 2: Convert to fraction form
    3,684,349.80/5,526,524.70 = 2,780,900.10/x
  3. Step 3: Cross multiply
    3,684,349.80x = 5,526,524.70 × 2,780,900.10
  4. Step 4: Simplify right side
    3,684,349.80x = 15,368,713,090,882.47
  5. Step 5: Solve for x
    x = 15,368,713,090,882.47/3,684,349.80
  6. Step 6: Final answer
    x = 4,171,350.15

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Double scale
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Similar ratio
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1.5x scale

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.