Home / 2,102,816.60-3,154,224.90-2,080,698.20

Finding the Fourth Proportional to 2,102,816.60, 3,154,224.90 and 2,080,698.20

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Solution

The fourth proportional to 2,102,816.60, 3,154,224.90 and 2,080,698.20 is: 3,121,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,816.60 : 3,154,224.90 = 2,080,698.20 : x
  2. Step 2: Convert to fraction form
    2,102,816.60/3,154,224.90 = 2,080,698.20/x
  3. Step 3: Cross multiply
    2,102,816.60x = 3,154,224.90 × 2,080,698.20
  4. Step 4: Simplify right side
    2,102,816.60x = 6,562,990,071,825.18
  5. Step 5: Solve for x
    x = 6,562,990,071,825.18/2,102,816.60
  6. Step 6: Final answer
    x = 3,121,047.30

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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.