Home / 2,029,936.64-2,801,312.48-1,112,200.61

Finding the Fourth Proportional to 2,029,936.64, 2,801,312.48 and 1,112,200.61

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Solution

The fourth proportional to 2,029,936.64, 2,801,312.48 and 1,112,200.61 is: 1,534,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,936.64 : 2,801,312.48 = 1,112,200.61 : x
  2. Step 2: Convert to fraction form
    2,029,936.64/2,801,312.48 = 1,112,200.61/x
  3. Step 3: Cross multiply
    2,029,936.64x = 2,801,312.48 × 1,112,200.61
  4. Step 4: Simplify right side
    2,029,936.64x = 3,115,621,437,830.55
  5. Step 5: Solve for x
    x = 3,115,621,437,830.55/2,029,936.64
  6. Step 6: Final answer
    x = 1,534,836.79

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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.