Home / 966,413.70-1,449,620.55-810,116.10

Finding the Fourth Proportional to 966,413.70, 1,449,620.55 and 810,116.10

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Solution

The fourth proportional to 966,413.70, 1,449,620.55 and 810,116.10 is: 1,215,174.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,413.70 : 1,449,620.55 = 810,116.10 : x
  2. Step 2: Convert to fraction form
    966,413.70/1,449,620.55 = 810,116.10/x
  3. Step 3: Cross multiply
    966,413.70x = 1,449,620.55 × 810,116.10
  4. Step 4: Simplify right side
    966,413.70x = 1,174,360,946,445.86
  5. Step 5: Solve for x
    x = 1,174,360,946,445.86/966,413.70
  6. Step 6: Final answer
    x = 1,215,174.15

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Double scale
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Similar ratio
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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.