Home / 2,133,305.60-3,203,644.80-1,137,977.60

Finding the Fourth Proportional to 2,133,305.60, 3,203,644.80 and 1,137,977.60

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Solution

The fourth proportional to 2,133,305.60, 3,203,644.80 and 1,137,977.60 is: 1,708,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,305.60 : 3,203,644.80 = 1,137,977.60 : x
  2. Step 2: Convert to fraction form
    2,133,305.60/3,203,644.80 = 1,137,977.60/x
  3. Step 3: Cross multiply
    2,133,305.60x = 3,203,644.80 × 1,137,977.60
  4. Step 4: Simplify right side
    2,133,305.60x = 3,645,676,020,756.48
  5. Step 5: Solve for x
    x = 3,645,676,020,756.48/2,133,305.60
  6. Step 6: Final answer
    x = 1,708,932.85

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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.