Home / 1,565,246.30-2,159,036.25-1,074,979.22

Finding the Fourth Proportional to 1,565,246.30, 2,159,036.25 and 1,074,979.22

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Solution

The fourth proportional to 1,565,246.30, 2,159,036.25 and 1,074,979.22 is: 1,482,782.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,246.30 : 2,159,036.25 = 1,074,979.22 : x
  2. Step 2: Convert to fraction form
    1,565,246.30/2,159,036.25 = 1,074,979.22/x
  3. Step 3: Cross multiply
    1,565,246.30x = 2,159,036.25 × 1,074,979.22
  4. Step 4: Simplify right side
    1,565,246.30x = 2,320,919,103,976.73
  5. Step 5: Solve for x
    x = 2,320,919,103,976.73/1,565,246.30
  6. Step 6: Final answer
    x = 1,482,782.04

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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.