Home / 1,109,202.52-1,529,994.90-727,254.04

Finding the Fourth Proportional to 1,109,202.52, 1,529,994.90 and 727,254.04

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Solution

The fourth proportional to 1,109,202.52, 1,529,994.90 and 727,254.04 is: 1,003,148.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,202.52 : 1,529,994.90 = 727,254.04 : x
  2. Step 2: Convert to fraction form
    1,109,202.52/1,529,994.90 = 727,254.04/x
  3. Step 3: Cross multiply
    1,109,202.52x = 1,529,994.90 × 727,254.04
  4. Step 4: Simplify right side
    1,109,202.52x = 1,112,694,972,204.40
  5. Step 5: Solve for x
    x = 1,112,694,972,204.40/1,109,202.52
  6. Step 6: Final answer
    x = 1,003,148.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.