Home / 2,236,247.76-3,354,400.80-638,862.96

Finding the Fourth Proportional to 2,236,247.76, 3,354,400.80 and 638,862.96

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Solution

The fourth proportional to 2,236,247.76, 3,354,400.80 and 638,862.96 is: 958,302.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,247.76 : 3,354,400.80 = 638,862.96 : x
  2. Step 2: Convert to fraction form
    2,236,247.76/3,354,400.80 = 638,862.96/x
  3. Step 3: Cross multiply
    2,236,247.76x = 3,354,400.80 × 638,862.96
  4. Step 4: Simplify right side
    2,236,247.76x = 2,143,002,424,114.37
  5. Step 5: Solve for x
    x = 2,143,002,424,114.37/2,236,247.76
  6. Step 6: Final answer
    x = 958,302.77

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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.