Home / 3,216,956.80-4,829,121.60-1,888,009.60

Finding the Fourth Proportional to 3,216,956.80, 4,829,121.60 and 1,888,009.60

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Solution

The fourth proportional to 3,216,956.80, 4,829,121.60 and 1,888,009.60 is: 2,834,177.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,956.80 : 4,829,121.60 = 1,888,009.60 : x
  2. Step 2: Convert to fraction form
    3,216,956.80/4,829,121.60 = 1,888,009.60/x
  3. Step 3: Cross multiply
    3,216,956.80x = 4,829,121.60 × 1,888,009.60
  4. Step 4: Simplify right side
    3,216,956.80x = 9,117,427,940,367.36
  5. Step 5: Solve for x
    x = 9,117,427,940,367.36/3,216,956.80
  6. Step 6: Final answer
    x = 2,834,177.92

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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.