Home / 4,891,890.34-7,338,737.45-1,609,429.47

Finding the Fourth Proportional to 4,891,890.34, 7,338,737.45 and 1,609,429.47

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Solution

The fourth proportional to 4,891,890.34, 7,338,737.45 and 1,609,429.47 is: 2,414,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,890.34 : 7,338,737.45 = 1,609,429.47 : x
  2. Step 2: Convert to fraction form
    4,891,890.34/7,338,737.45 = 1,609,429.47/x
  3. Step 3: Cross multiply
    4,891,890.34x = 7,338,737.45 × 1,609,429.47
  4. Step 4: Simplify right side
    4,891,890.34x = 11,811,180,324,622.65
  5. Step 5: Solve for x
    x = 11,811,180,324,622.65/4,891,890.34
  6. Step 6: Final answer
    x = 2,414,440.94

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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.