Home / 1,912,275.92-2,868,413.88-650,103.54

Finding the Fourth Proportional to 1,912,275.92, 2,868,413.88 and 650,103.54

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Solution

The fourth proportional to 1,912,275.92, 2,868,413.88 and 650,103.54 is: 975,155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,275.92 : 2,868,413.88 = 650,103.54 : x
  2. Step 2: Convert to fraction form
    1,912,275.92/2,868,413.88 = 650,103.54/x
  3. Step 3: Cross multiply
    1,912,275.92x = 2,868,413.88 × 650,103.54
  4. Step 4: Simplify right side
    1,912,275.92x = 1,864,766,017,573.14
  5. Step 5: Solve for x
    x = 1,864,766,017,573.14/1,912,275.92
  6. Step 6: Final answer
    x = 975,155.31

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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.