Home / 3,131,999.40-4,697,999.10-1,762,062.60

Finding the Fourth Proportional to 3,131,999.40, 4,697,999.10 and 1,762,062.60

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Solution

The fourth proportional to 3,131,999.40, 4,697,999.10 and 1,762,062.60 is: 2,643,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,999.40 : 4,697,999.10 = 1,762,062.60 : x
  2. Step 2: Convert to fraction form
    3,131,999.40/4,697,999.10 = 1,762,062.60/x
  3. Step 3: Cross multiply
    3,131,999.40x = 4,697,999.10 × 1,762,062.60
  4. Step 4: Simplify right side
    3,131,999.40x = 8,278,168,508,943.66
  5. Step 5: Solve for x
    x = 8,278,168,508,943.66/3,131,999.40
  6. Step 6: Final answer
    x = 2,643,093.90

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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.