Home / 3,436,129.80-4,741,729.23-1,908,335.34

Finding the Fourth Proportional to 3,436,129.80, 4,741,729.23 and 1,908,335.34

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Solution

The fourth proportional to 3,436,129.80, 4,741,729.23 and 1,908,335.34 is: 2,633,430.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,129.80 : 4,741,729.23 = 1,908,335.34 : x
  2. Step 2: Convert to fraction form
    3,436,129.80/4,741,729.23 = 1,908,335.34/x
  3. Step 3: Cross multiply
    3,436,129.80x = 4,741,729.23 × 1,908,335.34
  4. Step 4: Simplify right side
    3,436,129.80x = 9,048,809,462,319.99
  5. Step 5: Solve for x
    x = 9,048,809,462,319.99/3,436,129.80
  6. Step 6: Final answer
    x = 2,633,430.63

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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.