Home / 3,663,926.84-5,496,389.34-1,267,128.20

Finding the Fourth Proportional to 3,663,926.84, 5,496,389.34 and 1,267,128.20

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Solution

The fourth proportional to 3,663,926.84, 5,496,389.34 and 1,267,128.20 is: 1,900,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663,926.84 : 5,496,389.34 = 1,267,128.20 : x
  2. Step 2: Convert to fraction form
    3,663,926.84/5,496,389.34 = 1,267,128.20/x
  3. Step 3: Cross multiply
    3,663,926.84x = 5,496,389.34 × 1,267,128.20
  4. Step 4: Simplify right side
    3,663,926.84x = 6,964,629,930,893.39
  5. Step 5: Solve for x
    x = 6,964,629,930,893.39/3,663,926.84
  6. Step 6: Final answer
    x = 1,900,864.90

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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.