Home / 3,271,006.80-4,906,509.03-874,789.16

Finding the Fourth Proportional to 3,271,006.80, 4,906,509.03 and 874,789.16

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Solution

The fourth proportional to 3,271,006.80, 4,906,509.03 and 874,789.16 is: 1,312,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,006.80 : 4,906,509.03 = 874,789.16 : x
  2. Step 2: Convert to fraction form
    3,271,006.80/4,906,509.03 = 874,789.16/x
  3. Step 3: Cross multiply
    3,271,006.80x = 4,906,509.03 × 874,789.16
  4. Step 4: Simplify right side
    3,271,006.80x = 4,292,160,888,353.57
  5. Step 5: Solve for x
    x = 4,292,160,888,353.57/3,271,006.80
  6. Step 6: Final answer
    x = 1,312,183.42

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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.