Home / 1,471,939.65-2,030,979.03-859,974.22

Finding the Fourth Proportional to 1,471,939.65, 2,030,979.03 and 859,974.22

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Solution

The fourth proportional to 1,471,939.65, 2,030,979.03 and 859,974.22 is: 1,186,590.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,939.65 : 2,030,979.03 = 859,974.22 : x
  2. Step 2: Convert to fraction form
    1,471,939.65/2,030,979.03 = 859,974.22/x
  3. Step 3: Cross multiply
    1,471,939.65x = 2,030,979.03 × 859,974.22
  4. Step 4: Simplify right side
    1,471,939.65x = 1,746,589,607,160.61
  5. Step 5: Solve for x
    x = 1,746,589,607,160.61/1,471,939.65
  6. Step 6: Final answer
    x = 1,186,590.50

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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.