Home / 1,941,247.92-2,678,924.70-1,081,789.32

Finding the Fourth Proportional to 1,941,247.92, 2,678,924.70 and 1,081,789.32

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Solution

The fourth proportional to 1,941,247.92, 2,678,924.70 and 1,081,789.32 is: 1,492,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,247.92 : 2,678,924.70 = 1,081,789.32 : x
  2. Step 2: Convert to fraction form
    1,941,247.92/2,678,924.70 = 1,081,789.32/x
  3. Step 3: Cross multiply
    1,941,247.92x = 2,678,924.70 × 1,081,789.32
  4. Step 4: Simplify right side
    1,941,247.92x = 2,898,032,129,544.20
  5. Step 5: Solve for x
    x = 2,898,032,129,544.20/1,941,247.92
  6. Step 6: Final answer
    x = 1,492,870.69

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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.