Home / 2,678,580.23-3,696,467.84-1,454,909.65

Finding the Fourth Proportional to 2,678,580.23, 3,696,467.84 and 1,454,909.65

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Solution

The fourth proportional to 2,678,580.23, 3,696,467.84 and 1,454,909.65 is: 2,007,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,580.23 : 3,696,467.84 = 1,454,909.65 : x
  2. Step 2: Convert to fraction form
    2,678,580.23/3,696,467.84 = 1,454,909.65/x
  3. Step 3: Cross multiply
    2,678,580.23x = 3,696,467.84 × 1,454,909.65
  4. Step 4: Simplify right side
    2,678,580.23x = 5,378,026,720,270.85
  5. Step 5: Solve for x
    x = 5,378,026,720,270.85/2,678,580.23
  6. Step 6: Final answer
    x = 2,007,790.05

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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.