Home / 2,119,503.60-3,179,449.80-699,562.80

Finding the Fourth Proportional to 2,119,503.60, 3,179,449.80 and 699,562.80

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Solution

The fourth proportional to 2,119,503.60, 3,179,449.80 and 699,562.80 is: 1,049,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,503.60 : 3,179,449.80 = 699,562.80 : x
  2. Step 2: Convert to fraction form
    2,119,503.60/3,179,449.80 = 699,562.80/x
  3. Step 3: Cross multiply
    2,119,503.60x = 3,179,449.80 × 699,562.80
  4. Step 4: Simplify right side
    2,119,503.60x = 2,224,224,804,547.44
  5. Step 5: Solve for x
    x = 2,224,224,804,547.44/2,119,503.60
  6. Step 6: Final answer
    x = 1,049,408.36

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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.