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Finding the Fourth Proportional to 5,798,413.42, 8,001,918.93 and 3,220,335.70

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Solution

The fourth proportional to 5,798,413.42, 8,001,918.93 and 3,220,335.70 is: 4,444,123.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,413.42 : 8,001,918.93 = 3,220,335.70 : x
  2. Step 2: Convert to fraction form
    5,798,413.42/8,001,918.93 = 3,220,335.70/x
  3. Step 3: Cross multiply
    5,798,413.42x = 8,001,918.93 × 3,220,335.70
  4. Step 4: Simplify right side
    5,798,413.42x = 25,768,865,198,784.80
  5. Step 5: Solve for x
    x = 25,768,865,198,784.80/5,798,413.42
  6. Step 6: Final answer
    x = 4,444,123.48

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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.