Home / 1,276,897-1,910,614.35-1,023,408.66

Finding the Fourth Proportional to 1,276,897, 1,910,614.35 and 1,023,408.66

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Solution

The fourth proportional to 1,276,897, 1,910,614.35 and 1,023,408.66 is: 1,531,321.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,897 : 1,910,614.35 = 1,023,408.66 : x
  2. Step 2: Convert to fraction form
    1,276,897/1,910,614.35 = 1,023,408.66/x
  3. Step 3: Cross multiply
    1,276,897x = 1,910,614.35 × 1,023,408.66
  4. Step 4: Simplify right side
    1,276,897x = 1,955,339,271,710.27
  5. Step 5: Solve for x
    x = 1,955,339,271,710.27/1,276,897
  6. Step 6: Final answer
    x = 1,531,321.06

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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.