Home / 1,019,214.84-1,528,857-271,261.56

Finding the Fourth Proportional to 1,019,214.84, 1,528,857 and 271,261.56

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Solution

The fourth proportional to 1,019,214.84, 1,528,857 and 271,261.56 is: 406,901.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,214.84 : 1,528,857 = 271,261.56 : x
  2. Step 2: Convert to fraction form
    1,019,214.84/1,528,857 = 271,261.56/x
  3. Step 3: Cross multiply
    1,019,214.84x = 1,528,857 × 271,261.56
  4. Step 4: Simplify right side
    1,019,214.84x = 414,720,134,836.92
  5. Step 5: Solve for x
    x = 414,720,134,836.92/1,019,214.84
  6. Step 6: Final answer
    x = 406,901.59

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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.