Home / 1,217,786.94-1,825,280.73-817,945.02

Finding the Fourth Proportional to 1,217,786.94, 1,825,280.73 and 817,945.02

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Solution

The fourth proportional to 1,217,786.94, 1,825,280.73 and 817,945.02 is: 1,225,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,786.94 : 1,825,280.73 = 817,945.02 : x
  2. Step 2: Convert to fraction form
    1,217,786.94/1,825,280.73 = 817,945.02/x
  3. Step 3: Cross multiply
    1,217,786.94x = 1,825,280.73 × 817,945.02
  4. Step 4: Simplify right side
    1,217,786.94x = 1,492,979,283,205.46
  5. Step 5: Solve for x
    x = 1,492,979,283,205.46/1,217,786.94
  6. Step 6: Final answer
    x = 1,225,977.41

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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.