Home / 1,265,113.26-1,746,136.53-873,196.47

Finding the Fourth Proportional to 1,265,113.26, 1,746,136.53 and 873,196.47

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Solution

The fourth proportional to 1,265,113.26, 1,746,136.53 and 873,196.47 is: 1,205,204.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,113.26 : 1,746,136.53 = 873,196.47 : x
  2. Step 2: Convert to fraction form
    1,265,113.26/1,746,136.53 = 873,196.47/x
  3. Step 3: Cross multiply
    1,265,113.26x = 1,746,136.53 × 873,196.47
  4. Step 4: Simplify right side
    1,265,113.26x = 1,524,720,254,134.05
  5. Step 5: Solve for x
    x = 1,524,720,254,134.05/1,265,113.26
  6. Step 6: Final answer
    x = 1,205,204.55

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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.