Home / 2,590,115.70-3,882,957.96-993,824.40

Finding the Fourth Proportional to 2,590,115.70, 3,882,957.96 and 993,824.40

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Solution

The fourth proportional to 2,590,115.70, 3,882,957.96 and 993,824.40 is: 1,489,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,115.70 : 3,882,957.96 = 993,824.40 : x
  2. Step 2: Convert to fraction form
    2,590,115.70/3,882,957.96 = 993,824.40/x
  3. Step 3: Cross multiply
    2,590,115.70x = 3,882,957.96 × 993,824.40
  4. Step 4: Simplify right side
    2,590,115.70x = 3,858,978,364,822.22
  5. Step 5: Solve for x
    x = 3,858,978,364,822.22/2,590,115.70
  6. Step 6: Final answer
    x = 1,489,886.48

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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.