Home / 2,136,483-3,202,234.26-1,189,400.76

Finding the Fourth Proportional to 2,136,483, 3,202,234.26 and 1,189,400.76

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Solution

The fourth proportional to 2,136,483, 3,202,234.26 and 1,189,400.76 is: 1,782,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,483 : 3,202,234.26 = 1,189,400.76 : x
  2. Step 2: Convert to fraction form
    2,136,483/3,202,234.26 = 1,189,400.76/x
  3. Step 3: Cross multiply
    2,136,483x = 3,202,234.26 × 1,189,400.76
  4. Step 4: Simplify right side
    2,136,483x = 3,808,739,862,542.04
  5. Step 5: Solve for x
    x = 3,808,739,862,542.04/2,136,483
  6. Step 6: Final answer
    x = 1,782,714.80

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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.