Home / 2,590,069.80-3,882,889.47-993,778.50

Finding the Fourth Proportional to 2,590,069.80, 3,882,889.47 and 993,778.50

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Solution

The fourth proportional to 2,590,069.80, 3,882,889.47 and 993,778.50 is: 1,489,817.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,069.80 : 3,882,889.47 = 993,778.50 : x
  2. Step 2: Convert to fraction form
    2,590,069.80/3,882,889.47 = 993,778.50/x
  3. Step 3: Cross multiply
    2,590,069.80x = 3,882,889.47 × 993,778.50
  4. Step 4: Simplify right side
    2,590,069.80x = 3,858,732,073,162.40
  5. Step 5: Solve for x
    x = 3,858,732,073,162.40/2,590,069.80
  6. Step 6: Final answer
    x = 1,489,817.79

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1.5x scale

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.