Home / 839,982.80-1,259,974.20-735,006.80

Finding the Fourth Proportional to 839,982.80, 1,259,974.20 and 735,006.80

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Solution

The fourth proportional to 839,982.80, 1,259,974.20 and 735,006.80 is: 1,102,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,982.80 : 1,259,974.20 = 735,006.80 : x
  2. Step 2: Convert to fraction form
    839,982.80/1,259,974.20 = 735,006.80/x
  3. Step 3: Cross multiply
    839,982.80x = 1,259,974.20 × 735,006.80
  4. Step 4: Simplify right side
    839,982.80x = 926,089,604,824.56
  5. Step 5: Solve for x
    x = 926,089,604,824.56/839,982.80
  6. Step 6: Final answer
    x = 1,102,510.20

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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.