Home / 1,154,179.20-1,731,268.80-622,738.20

Finding the Fourth Proportional to 1,154,179.20, 1,731,268.80 and 622,738.20

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Solution

The fourth proportional to 1,154,179.20, 1,731,268.80 and 622,738.20 is: 934,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,179.20 : 1,731,268.80 = 622,738.20 : x
  2. Step 2: Convert to fraction form
    1,154,179.20/1,731,268.80 = 622,738.20/x
  3. Step 3: Cross multiply
    1,154,179.20x = 1,731,268.80 × 622,738.20
  4. Step 4: Simplify right side
    1,154,179.20x = 1,078,127,216,228.16
  5. Step 5: Solve for x
    x = 1,078,127,216,228.16/1,154,179.20
  6. Step 6: Final answer
    x = 934,107.30

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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.