Home / 1,945,413.80-2,918,227.14-808,291

Finding the Fourth Proportional to 1,945,413.80, 2,918,227.14 and 808,291

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Solution

The fourth proportional to 1,945,413.80, 2,918,227.14 and 808,291 is: 1,212,480.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,413.80 : 2,918,227.14 = 808,291 : x
  2. Step 2: Convert to fraction form
    1,945,413.80/2,918,227.14 = 808,291/x
  3. Step 3: Cross multiply
    1,945,413.80x = 2,918,227.14 × 808,291
  4. Step 4: Simplify right side
    1,945,413.80x = 2,358,776,733,217.74
  5. Step 5: Solve for x
    x = 2,358,776,733,217.74/1,945,413.80
  6. Step 6: Final answer
    x = 1,212,480.72

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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.