Home / 3,888,606.45-5,364,780.21-2,435,772.63

Finding the Fourth Proportional to 3,888,606.45, 5,364,780.21 and 2,435,772.63

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Solution

The fourth proportional to 3,888,606.45, 5,364,780.21 and 2,435,772.63 is: 3,360,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,606.45 : 5,364,780.21 = 2,435,772.63 : x
  2. Step 2: Convert to fraction form
    3,888,606.45/5,364,780.21 = 2,435,772.63/x
  3. Step 3: Cross multiply
    3,888,606.45x = 5,364,780.21 × 2,435,772.63
  4. Step 4: Simplify right side
    3,888,606.45x = 13,067,384,821,601.58
  5. Step 5: Solve for x
    x = 13,067,384,821,601.58/3,888,606.45
  6. Step 6: Final answer
    x = 3,360,428.72

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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.