Home / 3,864,732.80-5,792,433.60-1,970,499.20

Finding the Fourth Proportional to 3,864,732.80, 5,792,433.60 and 1,970,499.20

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Solution

The fourth proportional to 3,864,732.80, 5,792,433.60 and 1,970,499.20 is: 2,953,369.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864,732.80 : 5,792,433.60 = 1,970,499.20 : x
  2. Step 2: Convert to fraction form
    3,864,732.80/5,792,433.60 = 1,970,499.20/x
  3. Step 3: Cross multiply
    3,864,732.80x = 5,792,433.60 × 1,970,499.20
  4. Step 4: Simplify right side
    3,864,732.80x = 11,413,985,774,853.12
  5. Step 5: Solve for x
    x = 11,413,985,774,853.12/3,864,732.80
  6. Step 6: Final answer
    x = 2,953,369.97

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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.