Home / 3,879,677.93-5,353,744.59-2,137,007.70

Finding the Fourth Proportional to 3,879,677.93, 5,353,744.59 and 2,137,007.70

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Solution

The fourth proportional to 3,879,677.93, 5,353,744.59 and 2,137,007.70 is: 2,948,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,677.93 : 5,353,744.59 = 2,137,007.70 : x
  2. Step 2: Convert to fraction form
    3,879,677.93/5,353,744.59 = 2,137,007.70/x
  3. Step 3: Cross multiply
    3,879,677.93x = 5,353,744.59 × 2,137,007.70
  4. Step 4: Simplify right side
    3,879,677.93x = 11,440,993,412,663.34
  5. Step 5: Solve for x
    x = 11,440,993,412,663.34/3,879,677.93
  6. Step 6: Final answer
    x = 2,948,954.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.