Home / 3,217,801.06-4,826,698.80-821,646.10

Finding the Fourth Proportional to 3,217,801.06, 4,826,698.80 and 821,646.10

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Solution

The fourth proportional to 3,217,801.06, 4,826,698.80 and 821,646.10 is: 1,232,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,801.06 : 4,826,698.80 = 821,646.10 : x
  2. Step 2: Convert to fraction form
    3,217,801.06/4,826,698.80 = 821,646.10/x
  3. Step 3: Cross multiply
    3,217,801.06x = 4,826,698.80 × 821,646.10
  4. Step 4: Simplify right side
    3,217,801.06x = 3,965,838,244,894.68
  5. Step 5: Solve for x
    x = 3,965,838,244,894.68/3,217,801.06
  6. Step 6: Final answer
    x = 1,232,468.44

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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.