Home / 3,343,687.76-4,615,701.77-2,257,430.78

Finding the Fourth Proportional to 3,343,687.76, 4,615,701.77 and 2,257,430.78

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Solution

The fourth proportional to 3,343,687.76, 4,615,701.77 and 2,257,430.78 is: 3,116,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343,687.76 : 4,615,701.77 = 2,257,430.78 : x
  2. Step 2: Convert to fraction form
    3,343,687.76/4,615,701.77 = 2,257,430.78/x
  3. Step 3: Cross multiply
    3,343,687.76x = 4,615,701.77 × 2,257,430.78
  4. Step 4: Simplify right side
    3,343,687.76x = 10,419,627,235,611.32
  5. Step 5: Solve for x
    x = 10,419,627,235,611.32/3,343,687.76
  6. Step 6: Final answer
    x = 3,116,208.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.