Home / 2,212,981.46-3,053,842.79-1,270,152.17

Finding the Fourth Proportional to 2,212,981.46, 3,053,842.79 and 1,270,152.17

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Solution

The fourth proportional to 2,212,981.46, 3,053,842.79 and 1,270,152.17 is: 1,752,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,981.46 : 3,053,842.79 = 1,270,152.17 : x
  2. Step 2: Convert to fraction form
    2,212,981.46/3,053,842.79 = 1,270,152.17/x
  3. Step 3: Cross multiply
    2,212,981.46x = 3,053,842.79 × 1,270,152.17
  4. Step 4: Simplify right side
    2,212,981.46x = 3,878,845,065,981.97
  5. Step 5: Solve for x
    x = 3,878,845,065,981.97/2,212,981.46
  6. Step 6: Final answer
    x = 1,752,768.90

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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.