Home / 1,463,023.90-2,018,975.92-818,454.86

Finding the Fourth Proportional to 1,463,023.90, 2,018,975.92 and 818,454.86

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Solution

The fourth proportional to 1,463,023.90, 2,018,975.92 and 818,454.86 is: 1,129,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,023.90 : 2,018,975.92 = 818,454.86 : x
  2. Step 2: Convert to fraction form
    1,463,023.90/2,018,975.92 = 818,454.86/x
  3. Step 3: Cross multiply
    1,463,023.90x = 2,018,975.92 × 818,454.86
  4. Step 4: Simplify right side
    1,463,023.90x = 1,652,440,653,946.97
  5. Step 5: Solve for x
    x = 1,652,440,653,946.97/1,463,023.90
  6. Step 6: Final answer
    x = 1,129,469.35

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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.