Home / 2,252,762.12-3,108,785.82-1,220,250.44

Finding the Fourth Proportional to 2,252,762.12, 3,108,785.82 and 1,220,250.44

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Solution

The fourth proportional to 2,252,762.12, 3,108,785.82 and 1,220,250.44 is: 1,683,931.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,762.12 : 3,108,785.82 = 1,220,250.44 : x
  2. Step 2: Convert to fraction form
    2,252,762.12/3,108,785.82 = 1,220,250.44/x
  3. Step 3: Cross multiply
    2,252,762.12x = 3,108,785.82 × 1,220,250.44
  4. Step 4: Simplify right side
    2,252,762.12x = 3,793,497,264,720.76
  5. Step 5: Solve for x
    x = 3,793,497,264,720.76/2,252,762.12
  6. Step 6: Final answer
    x = 1,683,931.57

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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.