Home / 1,265,851.86-1,898,573.12-467,509.38

Finding the Fourth Proportional to 1,265,851.86, 1,898,573.12 and 467,509.38

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Solution

The fourth proportional to 1,265,851.86, 1,898,573.12 and 467,509.38 is: 701,188.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,851.86 : 1,898,573.12 = 467,509.38 : x
  2. Step 2: Convert to fraction form
    1,265,851.86/1,898,573.12 = 467,509.38/x
  3. Step 3: Cross multiply
    1,265,851.86x = 1,898,573.12 × 467,509.38
  4. Step 4: Simplify right side
    1,265,851.86x = 887,600,734,511.83
  5. Step 5: Solve for x
    x = 887,600,734,511.83/1,265,851.86
  6. Step 6: Final answer
    x = 701,188.48

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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.