Home / 1,183,338.30-1,775,007.45-986,508.30

Finding the Fourth Proportional to 1,183,338.30, 1,775,007.45 and 986,508.30

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Solution

The fourth proportional to 1,183,338.30, 1,775,007.45 and 986,508.30 is: 1,479,762.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,338.30 : 1,775,007.45 = 986,508.30 : x
  2. Step 2: Convert to fraction form
    1,183,338.30/1,775,007.45 = 986,508.30/x
  3. Step 3: Cross multiply
    1,183,338.30x = 1,775,007.45 × 986,508.30
  4. Step 4: Simplify right side
    1,183,338.30x = 1,751,059,581,986.84
  5. Step 5: Solve for x
    x = 1,751,059,581,986.84/1,183,338.30
  6. Step 6: Final answer
    x = 1,479,762.45

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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.