Home / 2,274,969.22-3,139,458.88-1,242,491.38

Finding the Fourth Proportional to 2,274,969.22, 3,139,458.88 and 1,242,491.38

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Solution

The fourth proportional to 2,274,969.22, 3,139,458.88 and 1,242,491.38 is: 1,714,638.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274,969.22 : 3,139,458.88 = 1,242,491.38 : x
  2. Step 2: Convert to fraction form
    2,274,969.22/3,139,458.88 = 1,242,491.38/x
  3. Step 3: Cross multiply
    2,274,969.22x = 3,139,458.88 × 1,242,491.38
  4. Step 4: Simplify right side
    2,274,969.22x = 3,900,750,596,264.45
  5. Step 5: Solve for x
    x = 3,900,750,596,264.45/2,274,969.22
  6. Step 6: Final answer
    x = 1,714,638.85

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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.