Home / 1,004,134.88-1,385,715.12-551,429.12

Finding the Fourth Proportional to 1,004,134.88, 1,385,715.12 and 551,429.12

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Solution

The fourth proportional to 1,004,134.88, 1,385,715.12 and 551,429.12 is: 760,977.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,134.88 : 1,385,715.12 = 551,429.12 : x
  2. Step 2: Convert to fraction form
    1,004,134.88/1,385,715.12 = 551,429.12/x
  3. Step 3: Cross multiply
    1,004,134.88x = 1,385,715.12 × 551,429.12
  4. Step 4: Simplify right side
    1,004,134.88x = 764,123,669,192.29
  5. Step 5: Solve for x
    x = 764,123,669,192.29/1,004,134.88
  6. Step 6: Final answer
    x = 760,977.12

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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.