Home / 1,224,715.62-1,690,156.26-673,476.54

Finding the Fourth Proportional to 1,224,715.62, 1,690,156.26 and 673,476.54

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Solution

The fourth proportional to 1,224,715.62, 1,690,156.26 and 673,476.54 is: 929,424.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,715.62 : 1,690,156.26 = 673,476.54 : x
  2. Step 2: Convert to fraction form
    1,224,715.62/1,690,156.26 = 673,476.54/x
  3. Step 3: Cross multiply
    1,224,715.62x = 1,690,156.26 × 673,476.54
  4. Step 4: Simplify right side
    1,224,715.62x = 1,138,280,590,044.14
  5. Step 5: Solve for x
    x = 1,138,280,590,044.14/1,224,715.62
  6. Step 6: Final answer
    x = 929,424.41

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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.