Home / 2,196,878.83-3,292,993.14-999,641.90

Finding the Fourth Proportional to 2,196,878.83, 3,292,993.14 and 999,641.90

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Solution

The fourth proportional to 2,196,878.83, 3,292,993.14 and 999,641.90 is: 1,498,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,878.83 : 3,292,993.14 = 999,641.90 : x
  2. Step 2: Convert to fraction form
    2,196,878.83/3,292,993.14 = 999,641.90/x
  3. Step 3: Cross multiply
    2,196,878.83x = 3,292,993.14 × 999,641.90
  4. Step 4: Simplify right side
    2,196,878.83x = 3,291,813,910,740.29
  5. Step 5: Solve for x
    x = 3,291,813,910,740.29/2,196,878.83
  6. Step 6: Final answer
    x = 1,498,404.86

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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.