Home / 1,910,006.80-2,864,698.82-561,854.12

Finding the Fourth Proportional to 1,910,006.80, 2,864,698.82 and 561,854.12

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Solution

The fourth proportional to 1,910,006.80, 2,864,698.82 and 561,854.12 is: 842,689.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,006.80 : 2,864,698.82 = 561,854.12 : x
  2. Step 2: Convert to fraction form
    1,910,006.80/2,864,698.82 = 561,854.12/x
  3. Step 3: Cross multiply
    1,910,006.80x = 2,864,698.82 × 561,854.12
  4. Step 4: Simplify right side
    1,910,006.80x = 1,609,542,819,550.33
  5. Step 5: Solve for x
    x = 1,609,542,819,550.33/1,910,006.80
  6. Step 6: Final answer
    x = 842,689.58

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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.