Home / 1,088,818.80-1,633,228.20-788,665.20

Finding the Fourth Proportional to 1,088,818.80, 1,633,228.20 and 788,665.20

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Solution

The fourth proportional to 1,088,818.80, 1,633,228.20 and 788,665.20 is: 1,182,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,818.80 : 1,633,228.20 = 788,665.20 : x
  2. Step 2: Convert to fraction form
    1,088,818.80/1,633,228.20 = 788,665.20/x
  3. Step 3: Cross multiply
    1,088,818.80x = 1,633,228.20 × 788,665.20
  4. Step 4: Simplify right side
    1,088,818.80x = 1,288,070,244,998.64
  5. Step 5: Solve for x
    x = 1,288,070,244,998.64/1,088,818.80
  6. Step 6: Final answer
    x = 1,182,997.80

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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.