Home / 1,463,024.88-2,018,927.52-818,431.20

Finding the Fourth Proportional to 1,463,024.88, 2,018,927.52 and 818,431.20

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Solution

The fourth proportional to 1,463,024.88, 2,018,927.52 and 818,431.20 is: 1,129,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,024.88 : 2,018,927.52 = 818,431.20 : x
  2. Step 2: Convert to fraction form
    1,463,024.88/2,018,927.52 = 818,431.20/x
  3. Step 3: Cross multiply
    1,463,024.88x = 2,018,927.52 × 818,431.20
  4. Step 4: Simplify right side
    1,463,024.88x = 1,652,353,272,906.62
  5. Step 5: Solve for x
    x = 1,652,353,272,906.62/1,463,024.88
  6. Step 6: Final answer
    x = 1,129,408.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.