Home / 2,147,271.90-3,220,823.69-727,327.92

Finding the Fourth Proportional to 2,147,271.90, 3,220,823.69 and 727,327.92

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Solution

The fourth proportional to 2,147,271.90, 3,220,823.69 and 727,327.92 is: 1,090,963.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,271.90 : 3,220,823.69 = 727,327.92 : x
  2. Step 2: Convert to fraction form
    2,147,271.90/3,220,823.69 = 727,327.92/x
  3. Step 3: Cross multiply
    2,147,271.90x = 3,220,823.69 × 727,327.92
  4. Step 4: Simplify right side
    2,147,271.90x = 2,342,595,006,303.35
  5. Step 5: Solve for x
    x = 2,342,595,006,303.35/2,147,271.90
  6. Step 6: Final answer
    x = 1,090,963.38

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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.