Home / 1,006,738.92-1,389,299.94-554,029.92

Finding the Fourth Proportional to 1,006,738.92, 1,389,299.94 and 554,029.92

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Solution

The fourth proportional to 1,006,738.92, 1,389,299.94 and 554,029.92 is: 764,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,738.92 : 1,389,299.94 = 554,029.92 : x
  2. Step 2: Convert to fraction form
    1,006,738.92/1,389,299.94 = 554,029.92/x
  3. Step 3: Cross multiply
    1,006,738.92x = 1,389,299.94 × 554,029.92
  4. Step 4: Simplify right side
    1,006,738.92x = 769,713,731,300.10
  5. Step 5: Solve for x
    x = 769,713,731,300.10/1,006,738.92
  6. Step 6: Final answer
    x = 764,561.41

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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.