Home / 824,947.20-1,235,671.20-684,979.20

Finding the Fourth Proportional to 824,947.20, 1,235,671.20 and 684,979.20

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Solution

The fourth proportional to 824,947.20, 1,235,671.20 and 684,979.20 is: 1,026,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,947.20 : 1,235,671.20 = 684,979.20 : x
  2. Step 2: Convert to fraction form
    824,947.20/1,235,671.20 = 684,979.20/x
  3. Step 3: Cross multiply
    824,947.20x = 1,235,671.20 × 684,979.20
  4. Step 4: Simplify right side
    824,947.20x = 846,409,070,039.04
  5. Step 5: Solve for x
    x = 846,409,070,039.04/824,947.20
  6. Step 6: Final answer
    x = 1,026,016.05

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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.