Home / 4,585,664.20-6,870,623.10-2,987,404.60

Finding the Fourth Proportional to 4,585,664.20, 6,870,623.10 and 2,987,404.60

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Solution

The fourth proportional to 4,585,664.20, 6,870,623.10 and 2,987,404.60 is: 4,475,977.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585,664.20 : 6,870,623.10 = 2,987,404.60 : x
  2. Step 2: Convert to fraction form
    4,585,664.20/6,870,623.10 = 2,987,404.60/x
  3. Step 3: Cross multiply
    4,585,664.20x = 6,870,623.10 × 2,987,404.60
  4. Step 4: Simplify right side
    4,585,664.20x = 20,525,331,053,806.26
  5. Step 5: Solve for x
    x = 20,525,331,053,806.26/4,585,664.20
  6. Step 6: Final answer
    x = 4,475,977.78

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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.