Home / 1,405,452.11-1,939,524.53-760,872.29

Finding the Fourth Proportional to 1,405,452.11, 1,939,524.53 and 760,872.29

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Solution

The fourth proportional to 1,405,452.11, 1,939,524.53 and 760,872.29 is: 1,050,004.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,452.11 : 1,939,524.53 = 760,872.29 : x
  2. Step 2: Convert to fraction form
    1,405,452.11/1,939,524.53 = 760,872.29/x
  3. Step 3: Cross multiply
    1,405,452.11x = 1,939,524.53 × 760,872.29
  4. Step 4: Simplify right side
    1,405,452.11x = 1,475,730,457,150.29
  5. Step 5: Solve for x
    x = 1,475,730,457,150.29/1,405,452.11
  6. Step 6: Final answer
    x = 1,050,004.09

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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.