Home / 1,016,009.52-1,522,947.45-341,856.78

Finding the Fourth Proportional to 1,016,009.52, 1,522,947.45 and 341,856.78

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Solution

The fourth proportional to 1,016,009.52, 1,522,947.45 and 341,856.78 is: 512,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,009.52 : 1,522,947.45 = 341,856.78 : x
  2. Step 2: Convert to fraction form
    1,016,009.52/1,522,947.45 = 341,856.78/x
  3. Step 3: Cross multiply
    1,016,009.52x = 1,522,947.45 × 341,856.78
  4. Step 4: Simplify right side
    1,016,009.52x = 520,629,911,366.21
  5. Step 5: Solve for x
    x = 520,629,911,366.21/1,016,009.52
  6. Step 6: Final answer
    x = 512,426.21

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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.