Home / 1,276,254.32-1,914,374.58-736,160.54

Finding the Fourth Proportional to 1,276,254.32, 1,914,374.58 and 736,160.54

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Solution

The fourth proportional to 1,276,254.32, 1,914,374.58 and 736,160.54 is: 1,104,236.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,254.32 : 1,914,374.58 = 736,160.54 : x
  2. Step 2: Convert to fraction form
    1,276,254.32/1,914,374.58 = 736,160.54/x
  3. Step 3: Cross multiply
    1,276,254.32x = 1,914,374.58 × 736,160.54
  4. Step 4: Simplify right side
    1,276,254.32x = 1,409,287,015,003.20
  5. Step 5: Solve for x
    x = 1,409,287,015,003.20/1,276,254.32
  6. Step 6: Final answer
    x = 1,104,236.83

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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.