Home / 2,178,771.08-3,268,156.91-581,340.11

Finding the Fourth Proportional to 2,178,771.08, 3,268,156.91 and 581,340.11

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Solution

The fourth proportional to 2,178,771.08, 3,268,156.91 and 581,340.11 is: 872,010.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,771.08 : 3,268,156.91 = 581,340.11 : x
  2. Step 2: Convert to fraction form
    2,178,771.08/3,268,156.91 = 581,340.11/x
  3. Step 3: Cross multiply
    2,178,771.08x = 3,268,156.91 × 581,340.11
  4. Step 4: Simplify right side
    2,178,771.08x = 1,899,910,678,309.17
  5. Step 5: Solve for x
    x = 1,899,910,678,309.17/2,178,771.08
  6. Step 6: Final answer
    x = 872,010.24

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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.