Home / 1,426,262.07-2,139,393.11-864,115.59

Finding the Fourth Proportional to 1,426,262.07, 2,139,393.11 and 864,115.59

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Solution

The fourth proportional to 1,426,262.07, 2,139,393.11 and 864,115.59 is: 1,296,173.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,262.07 : 2,139,393.11 = 864,115.59 : x
  2. Step 2: Convert to fraction form
    1,426,262.07/2,139,393.11 = 864,115.59/x
  3. Step 3: Cross multiply
    1,426,262.07x = 2,139,393.11 × 864,115.59
  4. Step 4: Simplify right side
    1,426,262.07x = 1,848,682,948,052.38
  5. Step 5: Solve for x
    x = 1,848,682,948,052.38/1,426,262.07
  6. Step 6: Final answer
    x = 1,296,173.39

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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.