Home / 1,179,501.60-1,766,474.90-779,149.38

Finding the Fourth Proportional to 1,179,501.60, 1,766,474.90 and 779,149.38

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Solution

The fourth proportional to 1,179,501.60, 1,766,474.90 and 779,149.38 is: 1,166,889.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,501.60 : 1,766,474.90 = 779,149.38 : x
  2. Step 2: Convert to fraction form
    1,179,501.60/1,766,474.90 = 779,149.38/x
  3. Step 3: Cross multiply
    1,179,501.60x = 1,766,474.90 × 779,149.38
  4. Step 4: Simplify right side
    1,179,501.60x = 1,376,347,823,120.56
  5. Step 5: Solve for x
    x = 1,376,347,823,120.56/1,179,501.60
  6. Step 6: Final answer
    x = 1,166,889.32

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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.