Home / 2,388,197.33-3,578,981.78-1,088,172.63

Finding the Fourth Proportional to 2,388,197.33, 3,578,981.78 and 1,088,172.63

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Solution

The fourth proportional to 2,388,197.33, 3,578,981.78 and 1,088,172.63 is: 1,630,748.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,197.33 : 3,578,981.78 = 1,088,172.63 : x
  2. Step 2: Convert to fraction form
    2,388,197.33/3,578,981.78 = 1,088,172.63/x
  3. Step 3: Cross multiply
    2,388,197.33x = 3,578,981.78 × 1,088,172.63
  4. Step 4: Simplify right side
    2,388,197.33x = 3,894,550,012,864.14
  5. Step 5: Solve for x
    x = 3,894,550,012,864.14/2,388,197.33
  6. Step 6: Final answer
    x = 1,630,748.83

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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.