Home / 3,540,941.40-5,313,140.10-1,646,707.80

Finding the Fourth Proportional to 3,540,941.40, 5,313,140.10 and 1,646,707.80

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Solution

The fourth proportional to 3,540,941.40, 5,313,140.10 and 1,646,707.80 is: 2,470,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,941.40 : 5,313,140.10 = 1,646,707.80 : x
  2. Step 2: Convert to fraction form
    3,540,941.40/5,313,140.10 = 1,646,707.80/x
  3. Step 3: Cross multiply
    3,540,941.40x = 5,313,140.10 × 1,646,707.80
  4. Step 4: Simplify right side
    3,540,941.40x = 8,749,189,245,162.78
  5. Step 5: Solve for x
    x = 8,749,189,245,162.78/3,540,941.40
  6. Step 6: Final answer
    x = 2,470,865.30

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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.