Home / 2,106,127.20-3,159,190.80-1,043,245.20

Finding the Fourth Proportional to 2,106,127.20, 3,159,190.80 and 1,043,245.20

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Solution

The fourth proportional to 2,106,127.20, 3,159,190.80 and 1,043,245.20 is: 1,564,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,127.20 : 3,159,190.80 = 1,043,245.20 : x
  2. Step 2: Convert to fraction form
    2,106,127.20/3,159,190.80 = 1,043,245.20/x
  3. Step 3: Cross multiply
    2,106,127.20x = 3,159,190.80 × 1,043,245.20
  4. Step 4: Simplify right side
    2,106,127.20x = 3,295,810,637,984.16
  5. Step 5: Solve for x
    x = 3,295,810,637,984.16/2,106,127.20
  6. Step 6: Final answer
    x = 1,564,867.80

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Similar ratio
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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.