Home / 1,979,481.60-2,731,716.36-1,074,063.60

Finding the Fourth Proportional to 1,979,481.60, 2,731,716.36 and 1,074,063.60

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Solution

The fourth proportional to 1,979,481.60, 2,731,716.36 and 1,074,063.60 is: 1,482,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,481.60 : 2,731,716.36 = 1,074,063.60 : x
  2. Step 2: Convert to fraction form
    1,979,481.60/2,731,716.36 = 1,074,063.60/x
  3. Step 3: Cross multiply
    1,979,481.60x = 2,731,716.36 × 1,074,063.60
  4. Step 4: Simplify right side
    1,979,481.60x = 2,934,037,107,800.50
  5. Step 5: Solve for x
    x = 2,934,037,107,800.50/1,979,481.60
  6. Step 6: Final answer
    x = 1,482,225.00

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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.