Home / 1,095,922.96-1,512,839.34-666,340.36

Finding the Fourth Proportional to 1,095,922.96, 1,512,839.34 and 666,340.36

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Solution

The fourth proportional to 1,095,922.96, 1,512,839.34 and 666,340.36 is: 919,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,922.96 : 1,512,839.34 = 666,340.36 : x
  2. Step 2: Convert to fraction form
    1,095,922.96/1,512,839.34 = 666,340.36/x
  3. Step 3: Cross multiply
    1,095,922.96x = 1,512,839.34 × 666,340.36
  4. Step 4: Simplify right side
    1,095,922.96x = 1,008,065,910,437.76
  5. Step 5: Solve for x
    x = 1,008,065,910,437.76/1,095,922.96
  6. Step 6: Final answer
    x = 919,832.82

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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.