Home / 2,990,317.60-4,126,638.18-1,632,190.60

Finding the Fourth Proportional to 2,990,317.60, 4,126,638.18 and 1,632,190.60

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Solution

The fourth proportional to 2,990,317.60, 4,126,638.18 and 1,632,190.60 is: 2,252,422.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,317.60 : 4,126,638.18 = 1,632,190.60 : x
  2. Step 2: Convert to fraction form
    2,990,317.60/4,126,638.18 = 1,632,190.60/x
  3. Step 3: Cross multiply
    2,990,317.60x = 4,126,638.18 × 1,632,190.60
  4. Step 4: Simplify right side
    2,990,317.60x = 6,735,460,046,997.11
  5. Step 5: Solve for x
    x = 6,735,460,046,997.11/2,990,317.60
  6. Step 6: Final answer
    x = 2,252,422.97

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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.