Home / 1,522,944.72-2,102,478.60-972,214.32

Finding the Fourth Proportional to 1,522,944.72, 2,102,478.60 and 972,214.32

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Solution

The fourth proportional to 1,522,944.72, 2,102,478.60 and 972,214.32 is: 1,342,175.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,944.72 : 2,102,478.60 = 972,214.32 : x
  2. Step 2: Convert to fraction form
    1,522,944.72/2,102,478.60 = 972,214.32/x
  3. Step 3: Cross multiply
    1,522,944.72x = 2,102,478.60 × 972,214.32
  4. Step 4: Simplify right side
    1,522,944.72x = 2,044,059,802,413.55
  5. Step 5: Solve for x
    x = 2,044,059,802,413.55/1,522,944.72
  6. Step 6: Final answer
    x = 1,342,175.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.