Home / 1,072,505.84-1,608,966.12-407,606

Finding the Fourth Proportional to 1,072,505.84, 1,608,966.12 and 407,606

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Solution

The fourth proportional to 1,072,505.84, 1,608,966.12 and 407,606 is: 611,487.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,505.84 : 1,608,966.12 = 407,606 : x
  2. Step 2: Convert to fraction form
    1,072,505.84/1,608,966.12 = 407,606/x
  3. Step 3: Cross multiply
    1,072,505.84x = 1,608,966.12 × 407,606
  4. Step 4: Simplify right side
    1,072,505.84x = 655,824,244,308.72
  5. Step 5: Solve for x
    x = 655,824,244,308.72/1,072,505.84
  6. Step 6: Final answer
    x = 611,487.81

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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.