Home / 2,147,273.90-3,220,826.69-727,329.93

Finding the Fourth Proportional to 2,147,273.90, 3,220,826.69 and 727,329.93

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Solution

The fourth proportional to 2,147,273.90, 3,220,826.69 and 727,329.93 is: 1,090,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,273.90 : 3,220,826.69 = 727,329.93 : x
  2. Step 2: Convert to fraction form
    2,147,273.90/3,220,826.69 = 727,329.93/x
  3. Step 3: Cross multiply
    2,147,273.90x = 3,220,826.69 × 727,329.93
  4. Step 4: Simplify right side
    2,147,273.90x = 2,342,603,647,343.18
  5. Step 5: Solve for x
    x = 2,342,603,647,343.18/2,147,273.90
  6. Step 6: Final answer
    x = 1,090,966.39

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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.