Home / 1,458,564.60-2,187,190.80-659,434.80

Finding the Fourth Proportional to 1,458,564.60, 2,187,190.80 and 659,434.80

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Solution

The fourth proportional to 1,458,564.60, 2,187,190.80 and 659,434.80 is: 988,855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,564.60 : 2,187,190.80 = 659,434.80 : x
  2. Step 2: Convert to fraction form
    1,458,564.60/2,187,190.80 = 659,434.80/x
  3. Step 3: Cross multiply
    1,458,564.60x = 2,187,190.80 × 659,434.80
  4. Step 4: Simplify right side
    1,458,564.60x = 1,442,309,727,759.84
  5. Step 5: Solve for x
    x = 1,442,309,727,759.84/1,458,564.60
  6. Step 6: Final answer
    x = 988,855.57

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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.