Home / 1,328,150.88-1,832,619.33-747,293.40

Finding the Fourth Proportional to 1,328,150.88, 1,832,619.33 and 747,293.40

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Solution

The fourth proportional to 1,328,150.88, 1,832,619.33 and 747,293.40 is: 1,031,136.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,150.88 : 1,832,619.33 = 747,293.40 : x
  2. Step 2: Convert to fraction form
    1,328,150.88/1,832,619.33 = 747,293.40/x
  3. Step 3: Cross multiply
    1,328,150.88x = 1,832,619.33 × 747,293.40
  4. Step 4: Simplify right side
    1,328,150.88x = 1,369,504,330,021.42
  5. Step 5: Solve for x
    x = 1,369,504,330,021.42/1,328,150.88
  6. Step 6: Final answer
    x = 1,031,136.11

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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.