Home / 933,680.80-1,399,413.90-838,464.20

Finding the Fourth Proportional to 933,680.80, 1,399,413.90 and 838,464.20

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Solution

The fourth proportional to 933,680.80, 1,399,413.90 and 838,464.20 is: 1,256,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,680.80 : 1,399,413.90 = 838,464.20 : x
  2. Step 2: Convert to fraction form
    933,680.80/1,399,413.90 = 838,464.20/x
  3. Step 3: Cross multiply
    933,680.80x = 1,399,413.90 × 838,464.20
  4. Step 4: Simplify right side
    933,680.80x = 1,173,358,456,132.38
  5. Step 5: Solve for x
    x = 1,173,358,456,132.38/933,680.80
  6. Step 6: Final answer
    x = 1,256,701.92

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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.