Home / 1,252,198.60-1,875,779.04-949,111.15

Finding the Fourth Proportional to 1,252,198.60, 1,875,779.04 and 949,111.15

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Solution

The fourth proportional to 1,252,198.60, 1,875,779.04 and 949,111.15 is: 1,421,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,198.60 : 1,875,779.04 = 949,111.15 : x
  2. Step 2: Convert to fraction form
    1,252,198.60/1,875,779.04 = 949,111.15/x
  3. Step 3: Cross multiply
    1,252,198.60x = 1,875,779.04 × 949,111.15
  4. Step 4: Simplify right side
    1,252,198.60x = 1,780,322,787,675.85
  5. Step 5: Solve for x
    x = 1,780,322,787,675.85/1,252,198.60
  6. Step 6: Final answer
    x = 1,421,757.53

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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.