Home / 1,117,151.73-1,541,782.95-658,414.10

Finding the Fourth Proportional to 1,117,151.73, 1,541,782.95 and 658,414.10

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Solution

The fourth proportional to 1,117,151.73, 1,541,782.95 and 658,414.10 is: 908,678.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,151.73 : 1,541,782.95 = 658,414.10 : x
  2. Step 2: Convert to fraction form
    1,117,151.73/1,541,782.95 = 658,414.10/x
  3. Step 3: Cross multiply
    1,117,151.73x = 1,541,782.95 × 658,414.10
  4. Step 4: Simplify right side
    1,117,151.73x = 1,015,131,633,419.60
  5. Step 5: Solve for x
    x = 1,015,131,633,419.60/1,117,151.73
  6. Step 6: Final answer
    x = 908,678.39

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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.