Home / 1,463,025.90-2,018,978.68-818,456.86

Finding the Fourth Proportional to 1,463,025.90, 2,018,978.68 and 818,456.86

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Solution

The fourth proportional to 1,463,025.90, 2,018,978.68 and 818,456.86 is: 1,129,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,025.90 : 2,018,978.68 = 818,456.86 : x
  2. Step 2: Convert to fraction form
    1,463,025.90/2,018,978.68 = 818,456.86/x
  3. Step 3: Cross multiply
    1,463,025.90x = 2,018,978.68 × 818,456.86
  4. Step 4: Simplify right side
    1,463,025.90x = 1,652,446,950,839.74
  5. Step 5: Solve for x
    x = 1,652,446,950,839.74/1,463,025.90
  6. Step 6: Final answer
    x = 1,129,472.11

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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.