Home / 3,615,706.12-4,988,438.56-2,065,855.76

Finding the Fourth Proportional to 3,615,706.12, 4,988,438.56 and 2,065,855.76

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Solution

The fourth proportional to 3,615,706.12, 4,988,438.56 and 2,065,855.76 is: 2,850,174.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,706.12 : 4,988,438.56 = 2,065,855.76 : x
  2. Step 2: Convert to fraction form
    3,615,706.12/4,988,438.56 = 2,065,855.76/x
  3. Step 3: Cross multiply
    3,615,706.12x = 4,988,438.56 × 2,065,855.76
  4. Step 4: Simplify right side
    3,615,706.12x = 10,305,394,532,582.11
  5. Step 5: Solve for x
    x = 10,305,394,532,582.11/3,615,706.12
  6. Step 6: Final answer
    x = 2,850,174.82

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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.