Home / 1,818,382-2,727,682.38-556,220.56

Finding the Fourth Proportional to 1,818,382, 2,727,682.38 and 556,220.56

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Solution

The fourth proportional to 1,818,382, 2,727,682.38 and 556,220.56 is: 834,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,382 : 2,727,682.38 = 556,220.56 : x
  2. Step 2: Convert to fraction form
    1,818,382/2,727,682.38 = 556,220.56/x
  3. Step 3: Cross multiply
    1,818,382x = 2,727,682.38 × 556,220.56
  4. Step 4: Simplify right side
    1,818,382x = 1,517,193,020,905.73
  5. Step 5: Solve for x
    x = 1,517,193,020,905.73/1,818,382
  6. Step 6: Final answer
    x = 834,364.30

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1.5x scale

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.