Home / 1,276,375.96-1,761,410.46-703,436.92

Finding the Fourth Proportional to 1,276,375.96, 1,761,410.46 and 703,436.92

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Solution

The fourth proportional to 1,276,375.96, 1,761,410.46 and 703,436.92 is: 970,749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,375.96 : 1,761,410.46 = 703,436.92 : x
  2. Step 2: Convert to fraction form
    1,276,375.96/1,761,410.46 = 703,436.92/x
  3. Step 3: Cross multiply
    1,276,375.96x = 1,761,410.46 × 703,436.92
  4. Step 4: Simplify right side
    1,276,375.96x = 1,239,041,148,838.18
  5. Step 5: Solve for x
    x = 1,239,041,148,838.18/1,276,375.96
  6. Step 6: Final answer
    x = 970,749.36

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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.