Home / 1,276,896.50-1,910,613.60-1,023,408.16

Finding the Fourth Proportional to 1,276,896.50, 1,910,613.60 and 1,023,408.16

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Solution

The fourth proportional to 1,276,896.50, 1,910,613.60 and 1,023,408.16 is: 1,531,320.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,896.50 : 1,910,613.60 = 1,023,408.16 : x
  2. Step 2: Convert to fraction form
    1,276,896.50/1,910,613.60 = 1,023,408.16/x
  3. Step 3: Cross multiply
    1,276,896.50x = 1,910,613.60 × 1,023,408.16
  4. Step 4: Simplify right side
    1,276,896.50x = 1,955,337,548,846.98
  5. Step 5: Solve for x
    x = 1,955,337,548,846.98/1,276,896.50
  6. Step 6: Final answer
    x = 1,531,320.31

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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.