Home / 2,111,202.40-3,166,803.60-513,752.80

Finding the Fourth Proportional to 2,111,202.40, 3,166,803.60 and 513,752.80

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Solution

The fourth proportional to 2,111,202.40, 3,166,803.60 and 513,752.80 is: 770,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,202.40 : 3,166,803.60 = 513,752.80 : x
  2. Step 2: Convert to fraction form
    2,111,202.40/3,166,803.60 = 513,752.80/x
  3. Step 3: Cross multiply
    2,111,202.40x = 3,166,803.60 × 513,752.80
  4. Step 4: Simplify right side
    2,111,202.40x = 1,626,954,216,550.08
  5. Step 5: Solve for x
    x = 1,626,954,216,550.08/2,111,202.40
  6. Step 6: Final answer
    x = 770,629.20

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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.