Home / 3,346,121.57-4,617,676.80-1,818,228.69

Finding the Fourth Proportional to 3,346,121.57, 4,617,676.80 and 1,818,228.69

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Solution

The fourth proportional to 3,346,121.57, 4,617,676.80 and 1,818,228.69 is: 2,509,171.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346,121.57 : 4,617,676.80 = 1,818,228.69 : x
  2. Step 2: Convert to fraction form
    3,346,121.57/4,617,676.80 = 1,818,228.69/x
  3. Step 3: Cross multiply
    3,346,121.57x = 4,617,676.80 × 1,818,228.69
  4. Step 4: Simplify right side
    3,346,121.57x = 8,395,992,438,907.39
  5. Step 5: Solve for x
    x = 8,395,992,438,907.39/3,346,121.57
  6. Step 6: Final answer
    x = 2,509,171.37

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1.5x scale

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.