Home / 4,677,881.78-7,017,413.16-1,644,534.66

Finding the Fourth Proportional to 4,677,881.78, 7,017,413.16 and 1,644,534.66

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Solution

The fourth proportional to 4,677,881.78, 7,017,413.16 and 1,644,534.66 is: 2,467,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,881.78 : 7,017,413.16 = 1,644,534.66 : x
  2. Step 2: Convert to fraction form
    4,677,881.78/7,017,413.16 = 1,644,534.66/x
  3. Step 3: Cross multiply
    4,677,881.78x = 7,017,413.16 × 1,644,534.66
  4. Step 4: Simplify right side
    4,677,881.78x = 11,540,379,165,160.12
  5. Step 5: Solve for x
    x = 11,540,379,165,160.12/4,677,881.78
  6. Step 6: Final answer
    x = 2,467,009.58

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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.