Home / 1,888,346.40-2,832,801.12-673,828.44

Finding the Fourth Proportional to 1,888,346.40, 2,832,801.12 and 673,828.44

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Solution

The fourth proportional to 1,888,346.40, 2,832,801.12 and 673,828.44 is: 1,010,843.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,346.40 : 2,832,801.12 = 673,828.44 : x
  2. Step 2: Convert to fraction form
    1,888,346.40/2,832,801.12 = 673,828.44/x
  3. Step 3: Cross multiply
    1,888,346.40x = 2,832,801.12 × 673,828.44
  4. Step 4: Simplify right side
    1,888,346.40x = 1,908,821,959,519.85
  5. Step 5: Solve for x
    x = 1,908,821,959,519.85/1,888,346.40
  6. Step 6: Final answer
    x = 1,010,843.12

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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.