Home / 1,588,074.24-2,191,556.29-862,921.96

Finding the Fourth Proportional to 1,588,074.24, 2,191,556.29 and 862,921.96

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Solution

The fourth proportional to 1,588,074.24, 2,191,556.29 and 862,921.96 is: 1,190,839.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,074.24 : 2,191,556.29 = 862,921.96 : x
  2. Step 2: Convert to fraction form
    1,588,074.24/2,191,556.29 = 862,921.96/x
  3. Step 3: Cross multiply
    1,588,074.24x = 2,191,556.29 × 862,921.96
  4. Step 4: Simplify right side
    1,588,074.24x = 1,891,142,040,416.65
  5. Step 5: Solve for x
    x = 1,891,142,040,416.65/1,588,074.24
  6. Step 6: Final answer
    x = 1,190,839.82

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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.