Home / 2,141,934.76-3,208,528.14-1,195,809.40

Finding the Fourth Proportional to 2,141,934.76, 3,208,528.14 and 1,195,809.40

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Solution

The fourth proportional to 2,141,934.76, 3,208,528.14 and 1,195,809.40 is: 1,791,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,934.76 : 3,208,528.14 = 1,195,809.40 : x
  2. Step 2: Convert to fraction form
    2,141,934.76/3,208,528.14 = 1,195,809.40/x
  3. Step 3: Cross multiply
    2,141,934.76x = 3,208,528.14 × 1,195,809.40
  4. Step 4: Simplify right side
    2,141,934.76x = 3,836,788,109,976.52
  5. Step 5: Solve for x
    x = 3,836,788,109,976.52/2,141,934.76
  6. Step 6: Final answer
    x = 1,791,272.16

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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.