Home / 1,928,858.40-2,892,194.10-730,819.80

Finding the Fourth Proportional to 1,928,858.40, 2,892,194.10 and 730,819.80

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Solution

The fourth proportional to 1,928,858.40, 2,892,194.10 and 730,819.80 is: 1,095,815.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,858.40 : 2,892,194.10 = 730,819.80 : x
  2. Step 2: Convert to fraction form
    1,928,858.40/2,892,194.10 = 730,819.80/x
  3. Step 3: Cross multiply
    1,928,858.40x = 2,892,194.10 × 730,819.80
  4. Step 4: Simplify right side
    1,928,858.40x = 2,113,672,713,723.18
  5. Step 5: Solve for x
    x = 2,113,672,713,723.18/1,928,858.40
  6. Step 6: Final answer
    x = 1,095,815.39

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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.