Home / 2,184,729.21-3,015,090.50-1,266,950.39

Finding the Fourth Proportional to 2,184,729.21, 3,015,090.50 and 1,266,950.39

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Solution

The fourth proportional to 2,184,729.21, 3,015,090.50 and 1,266,950.39 is: 1,748,486.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,729.21 : 3,015,090.50 = 1,266,950.39 : x
  2. Step 2: Convert to fraction form
    2,184,729.21/3,015,090.50 = 1,266,950.39/x
  3. Step 3: Cross multiply
    2,184,729.21x = 3,015,090.50 × 1,266,950.39
  4. Step 4: Simplify right side
    2,184,729.21x = 3,819,970,063,450.09
  5. Step 5: Solve for x
    x = 3,819,970,063,450.09/2,184,729.21
  6. Step 6: Final answer
    x = 1,748,486.74

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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.