Home / 1,028,660.91-1,543,092.95-354,653.61

Finding the Fourth Proportional to 1,028,660.91, 1,543,092.95 and 354,653.61

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Solution

The fourth proportional to 1,028,660.91, 1,543,092.95 and 354,653.61 is: 532,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,660.91 : 1,543,092.95 = 354,653.61 : x
  2. Step 2: Convert to fraction form
    1,028,660.91/1,543,092.95 = 354,653.61/x
  3. Step 3: Cross multiply
    1,028,660.91x = 1,543,092.95 × 354,653.61
  4. Step 4: Simplify right side
    1,028,660.91x = 547,263,485,283.05
  5. Step 5: Solve for x
    x = 547,263,485,283.05/1,028,660.91
  6. Step 6: Final answer
    x = 532,015.44

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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.