Home / 1,341,846.50-1,851,748.17-738,221.54

Finding the Fourth Proportional to 1,341,846.50, 1,851,748.17 and 738,221.54

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Solution

The fourth proportional to 1,341,846.50, 1,851,748.17 and 738,221.54 is: 1,018,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,846.50 : 1,851,748.17 = 738,221.54 : x
  2. Step 2: Convert to fraction form
    1,341,846.50/1,851,748.17 = 738,221.54/x
  3. Step 3: Cross multiply
    1,341,846.50x = 1,851,748.17 × 738,221.54
  4. Step 4: Simplify right side
    1,341,846.50x = 1,367,000,385,749.58
  5. Step 5: Solve for x
    x = 1,367,000,385,749.58/1,341,846.50
  6. Step 6: Final answer
    x = 1,018,745.73

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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.