Home / 2,134,159.74-2,945,234.79-1,229,033.34

Finding the Fourth Proportional to 2,134,159.74, 2,945,234.79 and 1,229,033.34

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Solution

The fourth proportional to 2,134,159.74, 2,945,234.79 and 1,229,033.34 is: 1,696,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,159.74 : 2,945,234.79 = 1,229,033.34 : x
  2. Step 2: Convert to fraction form
    2,134,159.74/2,945,234.79 = 1,229,033.34/x
  3. Step 3: Cross multiply
    2,134,159.74x = 2,945,234.79 × 1,229,033.34
  4. Step 4: Simplify right side
    2,134,159.74x = 3,619,791,751,037.90
  5. Step 5: Solve for x
    x = 3,619,791,751,037.90/2,134,159.74
  6. Step 6: Final answer
    x = 1,696,120.34

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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.