Home / 2,740,781.72-4,109,756.02-1,203,147.80

Finding the Fourth Proportional to 2,740,781.72, 4,109,756.02 and 1,203,147.80

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Solution

The fourth proportional to 2,740,781.72, 4,109,756.02 and 1,203,147.80 is: 1,804,099.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,781.72 : 4,109,756.02 = 1,203,147.80 : x
  2. Step 2: Convert to fraction form
    2,740,781.72/4,109,756.02 = 1,203,147.80/x
  3. Step 3: Cross multiply
    2,740,781.72x = 4,109,756.02 × 1,203,147.80
  4. Step 4: Simplify right side
    2,740,781.72x = 4,944,643,913,999.76
  5. Step 5: Solve for x
    x = 4,944,643,913,999.76/2,740,781.72
  6. Step 6: Final answer
    x = 1,804,099.86

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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.