Home / 2,106,225.75-3,156,800.21-967,416.51

Finding the Fourth Proportional to 2,106,225.75, 3,156,800.21 and 967,416.51

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Solution

The fourth proportional to 2,106,225.75, 3,156,800.21 and 967,416.51 is: 1,449,958.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,225.75 : 3,156,800.21 = 967,416.51 : x
  2. Step 2: Convert to fraction form
    2,106,225.75/3,156,800.21 = 967,416.51/x
  3. Step 3: Cross multiply
    2,106,225.75x = 3,156,800.21 × 967,416.51
  4. Step 4: Simplify right side
    2,106,225.75x = 3,053,940,637,088.39
  5. Step 5: Solve for x
    x = 3,053,940,637,088.39/2,106,225.75
  6. Step 6: Final answer
    x = 1,449,958.84

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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.