Home / 1,818,616.38-2,728,033.91-556,454.94

Finding the Fourth Proportional to 1,818,616.38, 2,728,033.91 and 556,454.94

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Solution

The fourth proportional to 1,818,616.38, 2,728,033.91 and 556,454.94 is: 834,715.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,616.38 : 2,728,033.91 = 556,454.94 : x
  2. Step 2: Convert to fraction form
    1,818,616.38/2,728,033.91 = 556,454.94/x
  3. Step 3: Cross multiply
    1,818,616.38x = 2,728,033.91 × 556,454.94
  4. Step 4: Simplify right side
    1,818,616.38x = 1,518,027,945,707.02
  5. Step 5: Solve for x
    x = 1,518,027,945,707.02/1,818,616.38
  6. Step 6: Final answer
    x = 834,715.87

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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.