Home / 3,079,709-4,619,485.74-835,788.68

Finding the Fourth Proportional to 3,079,709, 4,619,485.74 and 835,788.68

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Solution

The fourth proportional to 3,079,709, 4,619,485.74 and 835,788.68 is: 1,253,661.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,709 : 4,619,485.74 = 835,788.68 : x
  2. Step 2: Convert to fraction form
    3,079,709/4,619,485.74 = 835,788.68/x
  3. Step 3: Cross multiply
    3,079,709x = 4,619,485.74 × 835,788.68
  4. Step 4: Simplify right side
    3,079,709x = 3,860,913,888,913.42
  5. Step 5: Solve for x
    x = 3,860,913,888,913.42/3,079,709
  6. Step 6: Final answer
    x = 1,253,661.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.