Home / 1,004,180.95-1,385,257.30-641,223.19

Finding the Fourth Proportional to 1,004,180.95, 1,385,257.30 and 641,223.19

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Solution

The fourth proportional to 1,004,180.95, 1,385,257.30 and 641,223.19 is: 884,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,180.95 : 1,385,257.30 = 641,223.19 : x
  2. Step 2: Convert to fraction form
    1,004,180.95/1,385,257.30 = 641,223.19/x
  3. Step 3: Cross multiply
    1,004,180.95x = 1,385,257.30 × 641,223.19
  4. Step 4: Simplify right side
    1,004,180.95x = 888,259,104,876.79
  5. Step 5: Solve for x
    x = 888,259,104,876.79/1,004,180.95
  6. Step 6: Final answer
    x = 884,560.80

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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.