Home / 1,296,058.83-1,943,917.56-385,221.85

Finding the Fourth Proportional to 1,296,058.83, 1,943,917.56 and 385,221.85

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Solution

The fourth proportional to 1,296,058.83, 1,943,917.56 and 385,221.85 is: 577,782.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,058.83 : 1,943,917.56 = 385,221.85 : x
  2. Step 2: Convert to fraction form
    1,296,058.83/1,943,917.56 = 385,221.85/x
  3. Step 3: Cross multiply
    1,296,058.83x = 1,943,917.56 × 385,221.85
  4. Step 4: Simplify right side
    1,296,058.83x = 748,839,518,234.72
  5. Step 5: Solve for x
    x = 748,839,518,234.72/1,296,058.83
  6. Step 6: Final answer
    x = 577,782.04

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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.