Home / 1,255,477.80-1,732,521.78-682,503.24

Finding the Fourth Proportional to 1,255,477.80, 1,732,521.78 and 682,503.24

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Solution

The fourth proportional to 1,255,477.80, 1,732,521.78 and 682,503.24 is: 941,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,477.80 : 1,732,521.78 = 682,503.24 : x
  2. Step 2: Convert to fraction form
    1,255,477.80/1,732,521.78 = 682,503.24/x
  3. Step 3: Cross multiply
    1,255,477.80x = 1,732,521.78 × 682,503.24
  4. Step 4: Simplify right side
    1,255,477.80x = 1,182,451,728,220.57
  5. Step 5: Solve for x
    x = 1,182,451,728,220.57/1,255,477.80
  6. Step 6: Final answer
    x = 941,834.04

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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.