Home / 827,249.40-1,155,787.20-827,249.40

Finding the Fourth Proportional to 827,249.40, 1,155,787.20 and 827,249.40

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Solution

The fourth proportional to 827,249.40, 1,155,787.20 and 827,249.40 is: 1,155,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,249.40 : 1,155,787.20 = 827,249.40 : x
  2. Step 2: Convert to fraction form
    827,249.40/1,155,787.20 = 827,249.40/x
  3. Step 3: Cross multiply
    827,249.40x = 1,155,787.20 × 827,249.40
  4. Step 4: Simplify right side
    827,249.40x = 956,124,267,727.68
  5. Step 5: Solve for x
    x = 956,124,267,727.68/827,249.40
  6. Step 6: Final answer
    x = 1,155,787.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.