Home / 2,669,109.98-4,003,775.70-775,851.41

Finding the Fourth Proportional to 2,669,109.98, 4,003,775.70 and 775,851.41

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Solution

The fourth proportional to 2,669,109.98, 4,003,775.70 and 775,851.41 is: 1,163,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,109.98 : 4,003,775.70 = 775,851.41 : x
  2. Step 2: Convert to fraction form
    2,669,109.98/4,003,775.70 = 775,851.41/x
  3. Step 3: Cross multiply
    2,669,109.98x = 4,003,775.70 × 775,851.41
  4. Step 4: Simplify right side
    2,669,109.98x = 3,106,335,022,168.74
  5. Step 5: Solve for x
    x = 3,106,335,022,168.74/2,669,109.98
  6. Step 6: Final answer
    x = 1,163,809.30

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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.