Home / 1,302,645.35-1,797,629.59-729,683.75

Finding the Fourth Proportional to 1,302,645.35, 1,797,629.59 and 729,683.75

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Solution

The fourth proportional to 1,302,645.35, 1,797,629.59 and 729,683.75 is: 1,006,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,645.35 : 1,797,629.59 = 729,683.75 : x
  2. Step 2: Convert to fraction form
    1,302,645.35/1,797,629.59 = 729,683.75/x
  3. Step 3: Cross multiply
    1,302,645.35x = 1,797,629.59 × 729,683.75
  4. Step 4: Simplify right side
    1,302,645.35x = 1,311,701,105,748.34
  5. Step 5: Solve for x
    x = 1,311,701,105,748.34/1,302,645.35
  6. Step 6: Final answer
    x = 1,006,951.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.