Home / 4,647,508.64-6,415,390.32-2,928,309.56

Finding the Fourth Proportional to 4,647,508.64, 6,415,390.32 and 2,928,309.56

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Solution

The fourth proportional to 4,647,508.64, 6,415,390.32 and 2,928,309.56 is: 4,042,219.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,508.64 : 6,415,390.32 = 2,928,309.56 : x
  2. Step 2: Convert to fraction form
    4,647,508.64/6,415,390.32 = 2,928,309.56/x
  3. Step 3: Cross multiply
    4,647,508.64x = 6,415,390.32 × 2,928,309.56
  4. Step 4: Simplify right side
    4,647,508.64x = 18,786,248,805,187.46
  5. Step 5: Solve for x
    x = 18,786,248,805,187.46/4,647,508.64
  6. Step 6: Final answer
    x = 4,042,219.23

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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.