Home / 886,503.83-1,223,434.82-494,097.86

Finding the Fourth Proportional to 886,503.83, 1,223,434.82 and 494,097.86

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Solution

The fourth proportional to 886,503.83, 1,223,434.82 and 494,097.86 is: 681,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,503.83 : 1,223,434.82 = 494,097.86 : x
  2. Step 2: Convert to fraction form
    886,503.83/1,223,434.82 = 494,097.86/x
  3. Step 3: Cross multiply
    886,503.83x = 1,223,434.82 × 494,097.86
  4. Step 4: Simplify right side
    886,503.83x = 604,496,517,823.82
  5. Step 5: Solve for x
    x = 604,496,517,823.82/886,503.83
  6. Step 6: Final answer
    x = 681,888.22

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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.