Home / 4,265,257.11-6,397,885.59-1,425,369.21

Finding the Fourth Proportional to 4,265,257.11, 6,397,885.59 and 1,425,369.21

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Solution

The fourth proportional to 4,265,257.11, 6,397,885.59 and 1,425,369.21 is: 2,138,053.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265,257.11 : 6,397,885.59 = 1,425,369.21 : x
  2. Step 2: Convert to fraction form
    4,265,257.11/6,397,885.59 = 1,425,369.21/x
  3. Step 3: Cross multiply
    4,265,257.11x = 6,397,885.59 × 1,425,369.21
  4. Step 4: Simplify right side
    4,265,257.11x = 9,119,349,129,088.68
  5. Step 5: Solve for x
    x = 9,119,349,129,088.68/4,265,257.11
  6. Step 6: Final answer
    x = 2,138,053.79

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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.