Home / 2,153,909.24-3,231,462.54-939,592.07

Finding the Fourth Proportional to 2,153,909.24, 3,231,462.54 and 939,592.07

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Solution

The fourth proportional to 2,153,909.24, 3,231,462.54 and 939,592.07 is: 1,409,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,909.24 : 3,231,462.54 = 939,592.07 : x
  2. Step 2: Convert to fraction form
    2,153,909.24/3,231,462.54 = 939,592.07/x
  3. Step 3: Cross multiply
    2,153,909.24x = 3,231,462.54 × 939,592.07
  4. Step 4: Simplify right side
    2,153,909.24x = 3,036,256,560,928.75
  5. Step 5: Solve for x
    x = 3,036,256,560,928.75/2,153,909.24
  6. Step 6: Final answer
    x = 1,409,649.26

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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.