Home / 3,679,356.33-5,077,678.94-2,047,868.15

Finding the Fourth Proportional to 3,679,356.33, 5,077,678.94 and 2,047,868.15

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Solution

The fourth proportional to 3,679,356.33, 5,077,678.94 and 2,047,868.15 is: 2,826,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,356.33 : 5,077,678.94 = 2,047,868.15 : x
  2. Step 2: Convert to fraction form
    3,679,356.33/5,077,678.94 = 2,047,868.15/x
  3. Step 3: Cross multiply
    3,679,356.33x = 5,077,678.94 × 2,047,868.15
  4. Step 4: Simplify right side
    3,679,356.33x = 10,398,416,979,606.62
  5. Step 5: Solve for x
    x = 10,398,416,979,606.62/3,679,356.33
  6. Step 6: Final answer
    x = 2,826,151.11

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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.