Home / 1,940,846.13-2,678,332.01-1,081,387.89

Finding the Fourth Proportional to 1,940,846.13, 2,678,332.01 and 1,081,387.89

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Solution

The fourth proportional to 1,940,846.13, 2,678,332.01 and 1,081,387.89 is: 1,492,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,846.13 : 2,678,332.01 = 1,081,387.89 : x
  2. Step 2: Convert to fraction form
    1,940,846.13/2,678,332.01 = 1,081,387.89/x
  3. Step 3: Cross multiply
    1,940,846.13x = 2,678,332.01 × 1,081,387.89
  4. Step 4: Simplify right side
    1,940,846.13x = 2,896,315,795,606.42
  5. Step 5: Solve for x
    x = 2,896,315,795,606.42/1,940,846.13
  6. Step 6: Final answer
    x = 1,492,295.42

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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.