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Finding the Fourth Proportional to 1,006,576, 1,510,097.28 and 341,728

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Solution

The fourth proportional to 1,006,576, 1,510,097.28 and 341,728 is: 512,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,576 : 1,510,097.28 = 341,728 : x
  2. Step 2: Convert to fraction form
    1,006,576/1,510,097.28 = 341,728/x
  3. Step 3: Cross multiply
    1,006,576x = 1,510,097.28 × 341,728
  4. Step 4: Simplify right side
    1,006,576x = 516,042,523,299.84
  5. Step 5: Solve for x
    x = 516,042,523,299.84/1,006,576
  6. Step 6: Final answer
    x = 512,671.20

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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.