Home / 3,897,048.15-5,377,709.52-2,154,616.81

Finding the Fourth Proportional to 3,897,048.15, 5,377,709.52 and 2,154,616.81

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Solution

The fourth proportional to 3,897,048.15, 5,377,709.52 and 2,154,616.81 is: 2,973,251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,048.15 : 5,377,709.52 = 2,154,616.81 : x
  2. Step 2: Convert to fraction form
    3,897,048.15/5,377,709.52 = 2,154,616.81/x
  3. Step 3: Cross multiply
    3,897,048.15x = 5,377,709.52 × 2,154,616.81
  4. Step 4: Simplify right side
    3,897,048.15x = 11,586,903,317,644.76
  5. Step 5: Solve for x
    x = 11,586,903,317,644.76/3,897,048.15
  6. Step 6: Final answer
    x = 2,973,251.26

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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.