Home / 3,167,689.05-4,751,285.70-893,121.57

Finding the Fourth Proportional to 3,167,689.05, 4,751,285.70 and 893,121.57

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Solution

The fourth proportional to 3,167,689.05, 4,751,285.70 and 893,121.57 is: 1,339,612.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,689.05 : 4,751,285.70 = 893,121.57 : x
  2. Step 2: Convert to fraction form
    3,167,689.05/4,751,285.70 = 893,121.57/x
  3. Step 3: Cross multiply
    3,167,689.05x = 4,751,285.70 × 893,121.57
  4. Step 4: Simplify right side
    3,167,689.05x = 4,243,475,743,902.55
  5. Step 5: Solve for x
    x = 4,243,475,743,902.55/3,167,689.05
  6. Step 6: Final answer
    x = 1,339,612.47

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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.