Home / 3,921,856-5,883,122.88-1,081,968.16

Finding the Fourth Proportional to 3,921,856, 5,883,122.88 and 1,081,968.16

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Solution

The fourth proportional to 3,921,856, 5,883,122.88 and 1,081,968.16 is: 1,623,045.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,856 : 5,883,122.88 = 1,081,968.16 : x
  2. Step 2: Convert to fraction form
    3,921,856/5,883,122.88 = 1,081,968.16/x
  3. Step 3: Cross multiply
    3,921,856x = 5,883,122.88 × 1,081,968.16
  4. Step 4: Simplify right side
    3,921,856x = 6,365,351,637,527.50
  5. Step 5: Solve for x
    x = 6,365,351,637,527.50/3,921,856
  6. Step 6: Final answer
    x = 1,623,045.73

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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.