Home / 1,117,356.16-1,542,117.52-658,324

Finding the Fourth Proportional to 1,117,356.16, 1,542,117.52 and 658,324

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Solution

The fourth proportional to 1,117,356.16, 1,542,117.52 and 658,324 is: 908,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,356.16 : 1,542,117.52 = 658,324 : x
  2. Step 2: Convert to fraction form
    1,117,356.16/1,542,117.52 = 658,324/x
  3. Step 3: Cross multiply
    1,117,356.16x = 1,542,117.52 × 658,324
  4. Step 4: Simplify right side
    1,117,356.16x = 1,015,212,974,236.48
  5. Step 5: Solve for x
    x = 1,015,212,974,236.48/1,117,356.16
  6. Step 6: Final answer
    x = 908,584.94

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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.