Home / 2,192,503.40-3,290,223.90-772,562.60

Finding the Fourth Proportional to 2,192,503.40, 3,290,223.90 and 772,562.60

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Solution

The fourth proportional to 2,192,503.40, 3,290,223.90 and 772,562.60 is: 1,159,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,503.40 : 3,290,223.90 = 772,562.60 : x
  2. Step 2: Convert to fraction form
    2,192,503.40/3,290,223.90 = 772,562.60/x
  3. Step 3: Cross multiply
    2,192,503.40x = 3,290,223.90 × 772,562.60
  4. Step 4: Simplify right side
    2,192,503.40x = 2,541,903,930,766.14
  5. Step 5: Solve for x
    x = 2,541,903,930,766.14/2,192,503.40
  6. Step 6: Final answer
    x = 1,159,361.45

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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.