Home / 1,078,092.20-1,617,138.30-1,025,604.20

Finding the Fourth Proportional to 1,078,092.20, 1,617,138.30 and 1,025,604.20

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Solution

The fourth proportional to 1,078,092.20, 1,617,138.30 and 1,025,604.20 is: 1,538,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,092.20 : 1,617,138.30 = 1,025,604.20 : x
  2. Step 2: Convert to fraction form
    1,078,092.20/1,617,138.30 = 1,025,604.20/x
  3. Step 3: Cross multiply
    1,078,092.20x = 1,617,138.30 × 1,025,604.20
  4. Step 4: Simplify right side
    1,078,092.20x = 1,658,543,832,460.86
  5. Step 5: Solve for x
    x = 1,658,543,832,460.86/1,078,092.20
  6. Step 6: Final answer
    x = 1,538,406.30

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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.