Home / 2,156,810.40-3,237,289.20-1,093,053.60

Finding the Fourth Proportional to 2,156,810.40, 3,237,289.20 and 1,093,053.60

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Solution

The fourth proportional to 2,156,810.40, 3,237,289.20 and 1,093,053.60 is: 1,640,631.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,810.40 : 3,237,289.20 = 1,093,053.60 : x
  2. Step 2: Convert to fraction form
    2,156,810.40/3,237,289.20 = 1,093,053.60/x
  3. Step 3: Cross multiply
    2,156,810.40x = 3,237,289.20 × 1,093,053.60
  4. Step 4: Simplify right side
    2,156,810.40x = 3,538,530,614,301.12
  5. Step 5: Solve for x
    x = 3,538,530,614,301.12/2,156,810.40
  6. Step 6: Final answer
    x = 1,640,631.28

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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.