Home / 1,336,658.34-2,004,186.78-425,447.22

Finding the Fourth Proportional to 1,336,658.34, 2,004,186.78 and 425,447.22

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Solution

The fourth proportional to 1,336,658.34, 2,004,186.78 and 425,447.22 is: 637,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,658.34 : 2,004,186.78 = 425,447.22 : x
  2. Step 2: Convert to fraction form
    1,336,658.34/2,004,186.78 = 425,447.22/x
  3. Step 3: Cross multiply
    1,336,658.34x = 2,004,186.78 × 425,447.22
  4. Step 4: Simplify right side
    1,336,658.34x = 852,675,693,911.75
  5. Step 5: Solve for x
    x = 852,675,693,911.75/1,336,658.34
  6. Step 6: Final answer
    x = 637,915.96

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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.