Home / 2,735,350.39-4,099,357.80-2,128,870.91

Finding the Fourth Proportional to 2,735,350.39, 4,099,357.80 and 2,128,870.91

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Solution

The fourth proportional to 2,735,350.39, 4,099,357.80 and 2,128,870.91 is: 3,190,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735,350.39 : 4,099,357.80 = 2,128,870.91 : x
  2. Step 2: Convert to fraction form
    2,735,350.39/4,099,357.80 = 2,128,870.91/x
  3. Step 3: Cross multiply
    2,735,350.39x = 4,099,357.80 × 2,128,870.91
  4. Step 4: Simplify right side
    2,735,350.39x = 8,727,003,570,101.60
  5. Step 5: Solve for x
    x = 8,727,003,570,101.60/2,735,350.39
  6. Step 6: Final answer
    x = 3,190,451.80

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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.