Home / 1,297,682.86-1,947,221.43-540,046.66

Finding the Fourth Proportional to 1,297,682.86, 1,947,221.43 and 540,046.66

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Solution

The fourth proportional to 1,297,682.86, 1,947,221.43 and 540,046.66 is: 810,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,682.86 : 1,947,221.43 = 540,046.66 : x
  2. Step 2: Convert to fraction form
    1,297,682.86/1,947,221.43 = 540,046.66/x
  3. Step 3: Cross multiply
    1,297,682.86x = 1,947,221.43 × 540,046.66
  4. Step 4: Simplify right side
    1,297,682.86x = 1,051,590,429,551.92
  5. Step 5: Solve for x
    x = 1,051,590,429,551.92/1,297,682.86
  6. Step 6: Final answer
    x = 810,360.11

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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.