Home / 3,218,756.88-4,440,037.23-2,009,433.36

Finding the Fourth Proportional to 3,218,756.88, 4,440,037.23 and 2,009,433.36

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Solution

The fourth proportional to 3,218,756.88, 4,440,037.23 and 2,009,433.36 is: 2,771,864.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,756.88 : 4,440,037.23 = 2,009,433.36 : x
  2. Step 2: Convert to fraction form
    3,218,756.88/4,440,037.23 = 2,009,433.36/x
  3. Step 3: Cross multiply
    3,218,756.88x = 4,440,037.23 × 2,009,433.36
  4. Step 4: Simplify right side
    3,218,756.88x = 8,921,958,929,603.99
  5. Step 5: Solve for x
    x = 8,921,958,929,603.99/3,218,756.88
  6. Step 6: Final answer
    x = 2,771,864.81

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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.