Home / 1,051,359.60-1,577,039.24-252,641.15

Finding the Fourth Proportional to 1,051,359.60, 1,577,039.24 and 252,641.15

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Solution

The fourth proportional to 1,051,359.60, 1,577,039.24 and 252,641.15 is: 378,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,359.60 : 1,577,039.24 = 252,641.15 : x
  2. Step 2: Convert to fraction form
    1,051,359.60/1,577,039.24 = 252,641.15/x
  3. Step 3: Cross multiply
    1,051,359.60x = 1,577,039.24 × 252,641.15
  4. Step 4: Simplify right side
    1,051,359.60x = 398,425,004,427.92
  5. Step 5: Solve for x
    x = 398,425,004,427.92/1,051,359.60
  6. Step 6: Final answer
    x = 378,961.68

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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.