Home / 1,479,250.08-2,218,019.36-579,638.57

Finding the Fourth Proportional to 1,479,250.08, 2,218,019.36 and 579,638.57

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Solution

The fourth proportional to 1,479,250.08, 2,218,019.36 and 579,638.57 is: 869,122.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,250.08 : 2,218,019.36 = 579,638.57 : x
  2. Step 2: Convert to fraction form
    1,479,250.08/2,218,019.36 = 579,638.57/x
  3. Step 3: Cross multiply
    1,479,250.08x = 2,218,019.36 × 579,638.57
  4. Step 4: Simplify right side
    1,479,250.08x = 1,285,649,556,074.43
  5. Step 5: Solve for x
    x = 1,285,649,556,074.43/1,479,250.08
  6. Step 6: Final answer
    x = 869,122.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.