Home / 1,458,575.75-2,187,868.80-447,697.79

Finding the Fourth Proportional to 1,458,575.75, 2,187,868.80 and 447,697.79

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Solution

The fourth proportional to 1,458,575.75, 2,187,868.80 and 447,697.79 is: 671,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,575.75 : 2,187,868.80 = 447,697.79 : x
  2. Step 2: Convert to fraction form
    1,458,575.75/2,187,868.80 = 447,697.79/x
  3. Step 3: Cross multiply
    1,458,575.75x = 2,187,868.80 × 447,697.79
  4. Step 4: Simplify right side
    1,458,575.75x = 979,504,015,630.61
  5. Step 5: Solve for x
    x = 979,504,015,630.61/1,458,575.75
  6. Step 6: Final answer
    x = 671,548.27

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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.