Home / 1,079,247.33-1,618,742.05-839,600.43

Finding the Fourth Proportional to 1,079,247.33, 1,618,742.05 and 839,600.43

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Solution

The fourth proportional to 1,079,247.33, 1,618,742.05 and 839,600.43 is: 1,259,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,247.33 : 1,618,742.05 = 839,600.43 : x
  2. Step 2: Convert to fraction form
    1,079,247.33/1,618,742.05 = 839,600.43/x
  3. Step 3: Cross multiply
    1,079,247.33x = 1,618,742.05 × 839,600.43
  4. Step 4: Simplify right side
    1,079,247.33x = 1,359,096,521,239.08
  5. Step 5: Solve for x
    x = 1,359,096,521,239.08/1,079,247.33
  6. Step 6: Final answer
    x = 1,259,300.33

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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.