Home / 2,041,278.30-2,816,781.08-1,181,896.65

Finding the Fourth Proportional to 2,041,278.30, 2,816,781.08 and 1,181,896.65

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Solution

The fourth proportional to 2,041,278.30, 2,816,781.08 and 1,181,896.65 is: 1,630,911.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041,278.30 : 2,816,781.08 = 1,181,896.65 : x
  2. Step 2: Convert to fraction form
    2,041,278.30/2,816,781.08 = 1,181,896.65/x
  3. Step 3: Cross multiply
    2,041,278.30x = 2,816,781.08 × 1,181,896.65
  4. Step 4: Simplify right side
    2,041,278.30x = 3,329,144,116,325.90
  5. Step 5: Solve for x
    x = 3,329,144,116,325.90/2,041,278.30
  6. Step 6: Final answer
    x = 1,630,911.43

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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.