Home / 1,008,192.96-1,519,202.88-834,595.20

Finding the Fourth Proportional to 1,008,192.96, 1,519,202.88 and 834,595.20

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Solution

The fourth proportional to 1,008,192.96, 1,519,202.88 and 834,595.20 is: 1,257,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,192.96 : 1,519,202.88 = 834,595.20 : x
  2. Step 2: Convert to fraction form
    1,008,192.96/1,519,202.88 = 834,595.20/x
  3. Step 3: Cross multiply
    1,008,192.96x = 1,519,202.88 × 834,595.20
  4. Step 4: Simplify right side
    1,008,192.96x = 1,267,919,431,474.18
  5. Step 5: Solve for x
    x = 1,267,919,431,474.18/1,008,192.96
  6. Step 6: Final answer
    x = 1,257,615.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.