Home / 1,888,853.90-2,834,115.55-990,080.73

Finding the Fourth Proportional to 1,888,853.90, 2,834,115.55 and 990,080.73

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Solution

The fourth proportional to 1,888,853.90, 2,834,115.55 and 990,080.73 is: 1,485,558.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,853.90 : 2,834,115.55 = 990,080.73 : x
  2. Step 2: Convert to fraction form
    1,888,853.90/2,834,115.55 = 990,080.73/x
  3. Step 3: Cross multiply
    1,888,853.90x = 2,834,115.55 × 990,080.73
  4. Step 4: Simplify right side
    1,888,853.90x = 2,806,003,192,648.35
  5. Step 5: Solve for x
    x = 2,806,003,192,648.35/1,888,853.90
  6. Step 6: Final answer
    x = 1,485,558.62

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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.