Home / 1,479,921.54-2,042,291.76-800,858.04

Finding the Fourth Proportional to 1,479,921.54, 2,042,291.76 and 800,858.04

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Solution

The fourth proportional to 1,479,921.54, 2,042,291.76 and 800,858.04 is: 1,105,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,921.54 : 2,042,291.76 = 800,858.04 : x
  2. Step 2: Convert to fraction form
    1,479,921.54/2,042,291.76 = 800,858.04/x
  3. Step 3: Cross multiply
    1,479,921.54x = 2,042,291.76 × 800,858.04
  4. Step 4: Simplify right side
    1,479,921.54x = 1,635,585,776,021.75
  5. Step 5: Solve for x
    x = 1,635,585,776,021.75/1,479,921.54
  6. Step 6: Final answer
    x = 1,105,184.11

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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.