Home / 1,912,581.41-2,866,955.28-888,631.05

Finding the Fourth Proportional to 1,912,581.41, 2,866,955.28 and 888,631.05

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Solution

The fourth proportional to 1,912,581.41, 2,866,955.28 and 888,631.05 is: 1,332,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,581.41 : 2,866,955.28 = 888,631.05 : x
  2. Step 2: Convert to fraction form
    1,912,581.41/2,866,955.28 = 888,631.05/x
  3. Step 3: Cross multiply
    1,912,581.41x = 2,866,955.28 × 888,631.05
  4. Step 4: Simplify right side
    1,912,581.41x = 2,547,665,480,769.44
  5. Step 5: Solve for x
    x = 2,547,665,480,769.44/1,912,581.41
  6. Step 6: Final answer
    x = 1,332,055.97

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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.