Home / 1,314,201.84-1,971,413.39-415,623.61

Finding the Fourth Proportional to 1,314,201.84, 1,971,413.39 and 415,623.61

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Solution

The fourth proportional to 1,314,201.84, 1,971,413.39 and 415,623.61 is: 623,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,201.84 : 1,971,413.39 = 415,623.61 : x
  2. Step 2: Convert to fraction form
    1,314,201.84/1,971,413.39 = 415,623.61/x
  3. Step 3: Cross multiply
    1,314,201.84x = 1,971,413.39 × 415,623.61
  4. Step 4: Simplify right side
    1,314,201.84x = 819,365,949,954.14
  5. Step 5: Solve for x
    x = 819,365,949,954.14/1,314,201.84
  6. Step 6: Final answer
    x = 623,470.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.