Home / 3,326,705.70-4,990,058.55-1,815,051.30

Finding the Fourth Proportional to 3,326,705.70, 4,990,058.55 and 1,815,051.30

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Solution

The fourth proportional to 3,326,705.70, 4,990,058.55 and 1,815,051.30 is: 2,722,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,705.70 : 4,990,058.55 = 1,815,051.30 : x
  2. Step 2: Convert to fraction form
    3,326,705.70/4,990,058.55 = 1,815,051.30/x
  3. Step 3: Cross multiply
    3,326,705.70x = 4,990,058.55 × 1,815,051.30
  4. Step 4: Simplify right side
    3,326,705.70x = 9,057,212,258,253.62
  5. Step 5: Solve for x
    x = 9,057,212,258,253.62/3,326,705.70
  6. Step 6: Final answer
    x = 2,722,576.95

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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.