Home / 2,815,849.82-4,221,269.75-1,018,333.68

Finding the Fourth Proportional to 2,815,849.82, 4,221,269.75 and 1,018,333.68

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Solution

The fourth proportional to 2,815,849.82, 4,221,269.75 and 1,018,333.68 is: 1,526,594.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,849.82 : 4,221,269.75 = 1,018,333.68 : x
  2. Step 2: Convert to fraction form
    2,815,849.82/4,221,269.75 = 1,018,333.68/x
  3. Step 3: Cross multiply
    2,815,849.82x = 4,221,269.75 × 1,018,333.68
  4. Step 4: Simplify right side
    2,815,849.82x = 4,298,661,153,698.51
  5. Step 5: Solve for x
    x = 4,298,661,153,698.51/2,815,849.82
  6. Step 6: Final answer
    x = 1,526,594.61

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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.