Home / 827,822.20-1,241,733.30-778,833.40

Finding the Fourth Proportional to 827,822.20, 1,241,733.30 and 778,833.40

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Solution

The fourth proportional to 827,822.20, 1,241,733.30 and 778,833.40 is: 1,168,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,822.20 : 1,241,733.30 = 778,833.40 : x
  2. Step 2: Convert to fraction form
    827,822.20/1,241,733.30 = 778,833.40/x
  3. Step 3: Cross multiply
    827,822.20x = 1,241,733.30 × 778,833.40
  4. Step 4: Simplify right side
    827,822.20x = 967,103,367,932.22
  5. Step 5: Solve for x
    x = 967,103,367,932.22/827,822.20
  6. Step 6: Final answer
    x = 1,168,250.10

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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.