Home / 1,821,330.15-2,513,439.33-1,005,535.41

Finding the Fourth Proportional to 1,821,330.15, 2,513,439.33 and 1,005,535.41

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Solution

The fourth proportional to 1,821,330.15, 2,513,439.33 and 1,005,535.41 is: 1,387,640.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,330.15 : 2,513,439.33 = 1,005,535.41 : x
  2. Step 2: Convert to fraction form
    1,821,330.15/2,513,439.33 = 1,005,535.41/x
  3. Step 3: Cross multiply
    1,821,330.15x = 2,513,439.33 × 1,005,535.41
  4. Step 4: Simplify right side
    1,821,330.15x = 2,527,352,247,201.68
  5. Step 5: Solve for x
    x = 2,527,352,247,201.68/1,821,330.15
  6. Step 6: Final answer
    x = 1,387,640.92

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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.