Home / 1,176,521.60-1,766,920.80-704,129.60

Finding the Fourth Proportional to 1,176,521.60, 1,766,920.80 and 704,129.60

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Solution

The fourth proportional to 1,176,521.60, 1,766,920.80 and 704,129.60 is: 1,057,474.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,521.60 : 1,766,920.80 = 704,129.60 : x
  2. Step 2: Convert to fraction form
    1,176,521.60/1,766,920.80 = 704,129.60/x
  3. Step 3: Cross multiply
    1,176,521.60x = 1,766,920.80 × 704,129.60
  4. Step 4: Simplify right side
    1,176,521.60x = 1,244,141,236,135.68
  5. Step 5: Solve for x
    x = 1,244,141,236,135.68/1,176,521.60
  6. Step 6: Final answer
    x = 1,057,474.20

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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.