Home / 1,201,633.83-1,801,205.13-751,320.61

Finding the Fourth Proportional to 1,201,633.83, 1,801,205.13 and 751,320.61

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Solution

The fourth proportional to 1,201,633.83, 1,801,205.13 and 751,320.61 is: 1,126,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,633.83 : 1,801,205.13 = 751,320.61 : x
  2. Step 2: Convert to fraction form
    1,201,633.83/1,801,205.13 = 751,320.61/x
  3. Step 3: Cross multiply
    1,201,633.83x = 1,801,205.13 × 751,320.61
  4. Step 4: Simplify right side
    1,201,633.83x = 1,353,282,537,006.73
  5. Step 5: Solve for x
    x = 1,353,282,537,006.73/1,201,633.83
  6. Step 6: Final answer
    x = 1,126,202.10

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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.