Home / 1,975,275.84-2,726,101.88-1,115,891.46

Finding the Fourth Proportional to 1,975,275.84, 2,726,101.88 and 1,115,891.46

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Solution

The fourth proportional to 1,975,275.84, 2,726,101.88 and 1,115,891.46 is: 1,540,055.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,275.84 : 2,726,101.88 = 1,115,891.46 : x
  2. Step 2: Convert to fraction form
    1,975,275.84/2,726,101.88 = 1,115,891.46/x
  3. Step 3: Cross multiply
    1,975,275.84x = 2,726,101.88 × 1,115,891.46
  4. Step 4: Simplify right side
    1,975,275.84x = 3,042,033,806,981.94
  5. Step 5: Solve for x
    x = 3,042,033,806,981.94/1,975,275.84
  6. Step 6: Final answer
    x = 1,540,055.19

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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.