Home / 1,043,596.72-1,443,062.44-828,363.12

Finding the Fourth Proportional to 1,043,596.72, 1,443,062.44 and 828,363.12

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Solution

The fourth proportional to 1,043,596.72, 1,443,062.44 and 828,363.12 is: 1,145,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,596.72 : 1,443,062.44 = 828,363.12 : x
  2. Step 2: Convert to fraction form
    1,043,596.72/1,443,062.44 = 828,363.12/x
  3. Step 3: Cross multiply
    1,043,596.72x = 1,443,062.44 × 828,363.12
  4. Step 4: Simplify right side
    1,043,596.72x = 1,195,379,705,153.21
  5. Step 5: Solve for x
    x = 1,195,379,705,153.21/1,043,596.72
  6. Step 6: Final answer
    x = 1,145,442.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.