Home / 1,580,198.43-2,180,666.80-855,058.93

Finding the Fourth Proportional to 1,580,198.43, 2,180,666.80 and 855,058.93

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Solution

The fourth proportional to 1,580,198.43, 2,180,666.80 and 855,058.93 is: 1,179,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,198.43 : 2,180,666.80 = 855,058.93 : x
  2. Step 2: Convert to fraction form
    1,580,198.43/2,180,666.80 = 855,058.93/x
  3. Step 3: Cross multiply
    1,580,198.43x = 2,180,666.80 × 855,058.93
  4. Step 4: Simplify right side
    1,580,198.43x = 1,864,598,620,694.52
  5. Step 5: Solve for x
    x = 1,864,598,620,694.52/1,580,198.43
  6. Step 6: Final answer
    x = 1,179,977.52

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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.