Home / 3,155,574.36-4,737,560.64-1,660,716.12

Finding the Fourth Proportional to 3,155,574.36, 4,737,560.64 and 1,660,716.12

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Solution

The fourth proportional to 3,155,574.36, 4,737,560.64 and 1,660,716.12 is: 2,493,284.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,574.36 : 4,737,560.64 = 1,660,716.12 : x
  2. Step 2: Convert to fraction form
    3,155,574.36/4,737,560.64 = 1,660,716.12/x
  3. Step 3: Cross multiply
    3,155,574.36x = 4,737,560.64 × 1,660,716.12
  4. Step 4: Simplify right side
    3,155,574.36x = 7,867,743,324,325.52
  5. Step 5: Solve for x
    x = 7,867,743,324,325.52/3,155,574.36
  6. Step 6: Final answer
    x = 2,493,284.08

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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.