Home / 1,028,261.52-1,419,168.96-705,706.56

Finding the Fourth Proportional to 1,028,261.52, 1,419,168.96 and 705,706.56

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Solution

The fourth proportional to 1,028,261.52, 1,419,168.96 and 705,706.56 is: 973,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,261.52 : 1,419,168.96 = 705,706.56 : x
  2. Step 2: Convert to fraction form
    1,028,261.52/1,419,168.96 = 705,706.56/x
  3. Step 3: Cross multiply
    1,028,261.52x = 1,419,168.96 × 705,706.56
  4. Step 4: Simplify right side
    1,028,261.52x = 1,001,516,844,820.38
  5. Step 5: Solve for x
    x = 1,001,516,844,820.38/1,028,261.52
  6. Step 6: Final answer
    x = 973,990.40

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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.