Home / 1,284,523.24-1,772,671.54-703,801.80

Finding the Fourth Proportional to 1,284,523.24, 1,772,671.54 and 703,801.80

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Solution

The fourth proportional to 1,284,523.24, 1,772,671.54 and 703,801.80 is: 971,262.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,523.24 : 1,772,671.54 = 703,801.80 : x
  2. Step 2: Convert to fraction form
    1,284,523.24/1,772,671.54 = 703,801.80/x
  3. Step 3: Cross multiply
    1,284,523.24x = 1,772,671.54 × 703,801.80
  4. Step 4: Simplify right side
    1,284,523.24x = 1,247,609,420,660.77
  5. Step 5: Solve for x
    x = 1,247,609,420,660.77/1,284,523.24
  6. Step 6: Final answer
    x = 971,262.63

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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.