Home / 1,228,788.16-1,843,433.12-696,546.88

Finding the Fourth Proportional to 1,228,788.16, 1,843,433.12 and 696,546.88

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Solution

The fourth proportional to 1,228,788.16, 1,843,433.12 and 696,546.88 is: 1,044,962.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,788.16 : 1,843,433.12 = 696,546.88 : x
  2. Step 2: Convert to fraction form
    1,228,788.16/1,843,433.12 = 696,546.88/x
  3. Step 3: Cross multiply
    1,228,788.16x = 1,843,433.12 × 696,546.88
  4. Step 4: Simplify right side
    1,228,788.16x = 1,284,037,588,224.67
  5. Step 5: Solve for x
    x = 1,284,037,588,224.67/1,228,788.16
  6. Step 6: Final answer
    x = 1,044,962.53

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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.