Home / 3,965,737.69-5,472,750.82-2,154,901.69

Finding the Fourth Proportional to 3,965,737.69, 5,472,750.82 and 2,154,901.69

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Solution

The fourth proportional to 3,965,737.69, 5,472,750.82 and 2,154,901.69 is: 2,973,782.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,737.69 : 5,472,750.82 = 2,154,901.69 : x
  2. Step 2: Convert to fraction form
    3,965,737.69/5,472,750.82 = 2,154,901.69/x
  3. Step 3: Cross multiply
    3,965,737.69x = 5,472,750.82 × 2,154,901.69
  4. Step 4: Simplify right side
    3,965,737.69x = 11,793,239,971,897.75
  5. Step 5: Solve for x
    x = 11,793,239,971,897.75/3,965,737.69
  6. Step 6: Final answer
    x = 2,973,782.16

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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.