Home / 1,438,922.45-1,985,660.88-794,328.77

Finding the Fourth Proportional to 1,438,922.45, 1,985,660.88 and 794,328.77

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Solution

The fourth proportional to 1,438,922.45, 1,985,660.88 and 794,328.77 is: 1,096,144.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,922.45 : 1,985,660.88 = 794,328.77 : x
  2. Step 2: Convert to fraction form
    1,438,922.45/1,985,660.88 = 794,328.77/x
  3. Step 3: Cross multiply
    1,438,922.45x = 1,985,660.88 × 794,328.77
  4. Step 4: Simplify right side
    1,438,922.45x = 1,577,267,564,447.52
  5. Step 5: Solve for x
    x = 1,577,267,564,447.52/1,438,922.45
  6. Step 6: Final answer
    x = 1,096,144.94

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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.