Home / 1,213,147.26-1,819,655.28-371,701.44

Finding the Fourth Proportional to 1,213,147.26, 1,819,655.28 and 371,701.44

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Solution

The fourth proportional to 1,213,147.26, 1,819,655.28 and 371,701.44 is: 557,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,147.26 : 1,819,655.28 = 371,701.44 : x
  2. Step 2: Convert to fraction form
    1,213,147.26/1,819,655.28 = 371,701.44/x
  3. Step 3: Cross multiply
    1,213,147.26x = 1,819,655.28 × 371,701.44
  4. Step 4: Simplify right side
    1,213,147.26x = 676,368,487,879.60
  5. Step 5: Solve for x
    x = 676,368,487,879.60/1,213,147.26
  6. Step 6: Final answer
    x = 557,532.06

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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.