Home / 1,160,315.72-1,740,471.18-654,647.14

Finding the Fourth Proportional to 1,160,315.72, 1,740,471.18 and 654,647.14

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Solution

The fourth proportional to 1,160,315.72, 1,740,471.18 and 654,647.14 is: 981,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,315.72 : 1,740,471.18 = 654,647.14 : x
  2. Step 2: Convert to fraction form
    1,160,315.72/1,740,471.18 = 654,647.14/x
  3. Step 3: Cross multiply
    1,160,315.72x = 1,740,471.18 × 654,647.14
  4. Step 4: Simplify right side
    1,160,315.72x = 1,139,394,480,239.43
  5. Step 5: Solve for x
    x = 1,139,394,480,239.43/1,160,315.72
  6. Step 6: Final answer
    x = 981,969.36

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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.