Home / 1,818,386.56-2,727,718.08-556,309.12

Finding the Fourth Proportional to 1,818,386.56, 2,727,718.08 and 556,309.12

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Solution

The fourth proportional to 1,818,386.56, 2,727,718.08 and 556,309.12 is: 834,505.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,386.56 : 2,727,718.08 = 556,309.12 : x
  2. Step 2: Convert to fraction form
    1,818,386.56/2,727,718.08 = 556,309.12/x
  3. Step 3: Cross multiply
    1,818,386.56x = 2,727,718.08 × 556,309.12
  4. Step 4: Simplify right side
    1,818,386.56x = 1,517,454,444,692.89
  5. Step 5: Solve for x
    x = 1,517,454,444,692.89/1,818,386.56
  6. Step 6: Final answer
    x = 834,505.97

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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.