Home / 1,426,035.21-2,138,872.38-466,408.77

Finding the Fourth Proportional to 1,426,035.21, 2,138,872.38 and 466,408.77

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Solution

The fourth proportional to 1,426,035.21, 2,138,872.38 and 466,408.77 is: 699,554.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,035.21 : 2,138,872.38 = 466,408.77 : x
  2. Step 2: Convert to fraction form
    1,426,035.21/2,138,872.38 = 466,408.77/x
  3. Step 3: Cross multiply
    1,426,035.21x = 2,138,872.38 × 466,408.77
  4. Step 4: Simplify right side
    1,426,035.21x = 997,588,835,942.77
  5. Step 5: Solve for x
    x = 997,588,835,942.77/1,426,035.21
  6. Step 6: Final answer
    x = 699,554.14

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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.