Home / 1,205,058.59-1,663,011.46-661,194.23

Finding the Fourth Proportional to 1,205,058.59, 1,663,011.46 and 661,194.23

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Solution

The fourth proportional to 1,205,058.59, 1,663,011.46 and 661,194.23 is: 912,464.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,058.59 : 1,663,011.46 = 661,194.23 : x
  2. Step 2: Convert to fraction form
    1,205,058.59/1,663,011.46 = 661,194.23/x
  3. Step 3: Cross multiply
    1,205,058.59x = 1,663,011.46 × 661,194.23
  4. Step 4: Simplify right side
    1,205,058.59x = 1,099,573,581,775.88
  5. Step 5: Solve for x
    x = 1,099,573,581,775.88/1,205,058.59
  6. Step 6: Final answer
    x = 912,464.83

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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.