Home / 3,159,099.36-4,359,540.69-1,708,790.31

Finding the Fourth Proportional to 3,159,099.36, 4,359,540.69 and 1,708,790.31

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Solution

The fourth proportional to 3,159,099.36, 4,359,540.69 and 1,708,790.31 is: 2,358,121.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,099.36 : 4,359,540.69 = 1,708,790.31 : x
  2. Step 2: Convert to fraction form
    3,159,099.36/4,359,540.69 = 1,708,790.31/x
  3. Step 3: Cross multiply
    3,159,099.36x = 4,359,540.69 × 1,708,790.31
  4. Step 4: Simplify right side
    3,159,099.36x = 7,449,540,887,122.72
  5. Step 5: Solve for x
    x = 7,449,540,887,122.72/3,159,099.36
  6. Step 6: Final answer
    x = 2,358,121.74

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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.