Home / 1,017,413.62-1,404,036.28-635,661.84

Finding the Fourth Proportional to 1,017,413.62, 1,404,036.28 and 635,661.84

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Solution

The fourth proportional to 1,017,413.62, 1,404,036.28 and 635,661.84 is: 877,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,413.62 : 1,404,036.28 = 635,661.84 : x
  2. Step 2: Convert to fraction form
    1,017,413.62/1,404,036.28 = 635,661.84/x
  3. Step 3: Cross multiply
    1,017,413.62x = 1,404,036.28 × 635,661.84
  4. Step 4: Simplify right side
    1,017,413.62x = 892,492,285,171.56
  5. Step 5: Solve for x
    x = 892,492,285,171.56/1,017,413.62
  6. Step 6: Final answer
    x = 877,216.77

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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.