Home / 2,122,714.42-3,179,220.94-1,666,266.67

Finding the Fourth Proportional to 2,122,714.42, 3,179,220.94 and 1,666,266.67

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Solution

The fourth proportional to 2,122,714.42, 3,179,220.94 and 1,666,266.67 is: 2,495,592.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,714.42 : 3,179,220.94 = 1,666,266.67 : x
  2. Step 2: Convert to fraction form
    2,122,714.42/3,179,220.94 = 1,666,266.67/x
  3. Step 3: Cross multiply
    2,122,714.42x = 3,179,220.94 × 1,666,266.67
  4. Step 4: Simplify right side
    2,122,714.42x = 5,297,429,888,888.07
  5. Step 5: Solve for x
    x = 5,297,429,888,888.07/2,122,714.42
  6. Step 6: Final answer
    x = 2,495,592.36

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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.