Home / 1,912,584.42-2,866,959.78-888,634.06

Finding the Fourth Proportional to 1,912,584.42, 2,866,959.78 and 888,634.06

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Solution

The fourth proportional to 1,912,584.42, 2,866,959.78 and 888,634.06 is: 1,332,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,584.42 : 2,866,959.78 = 888,634.06 : x
  2. Step 2: Convert to fraction form
    1,912,584.42/2,866,959.78 = 888,634.06/x
  3. Step 3: Cross multiply
    1,912,584.42x = 2,866,959.78 × 888,634.06
  4. Step 4: Simplify right side
    1,912,584.42x = 2,547,678,109,158.11
  5. Step 5: Solve for x
    x = 2,547,678,109,158.11/1,912,584.42
  6. Step 6: Final answer
    x = 1,332,060.47

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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.