Home / 1,696,517.82-2,341,175.67-922,131.90

Finding the Fourth Proportional to 1,696,517.82, 2,341,175.67 and 922,131.90

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Solution

The fourth proportional to 1,696,517.82, 2,341,175.67 and 922,131.90 is: 1,272,531.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,517.82 : 2,341,175.67 = 922,131.90 : x
  2. Step 2: Convert to fraction form
    1,696,517.82/2,341,175.67 = 922,131.90/x
  3. Step 3: Cross multiply
    1,696,517.82x = 2,341,175.67 × 922,131.90
  4. Step 4: Simplify right side
    1,696,517.82x = 2,158,872,768,810.87
  5. Step 5: Solve for x
    x = 2,158,872,768,810.87/1,696,517.82
  6. Step 6: Final answer
    x = 1,272,531.74

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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.