Home / 2,083,188.56-2,874,822.84-1,223,785.04

Finding the Fourth Proportional to 2,083,188.56, 2,874,822.84 and 1,223,785.04

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Solution

The fourth proportional to 2,083,188.56, 2,874,822.84 and 1,223,785.04 is: 1,688,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,188.56 : 2,874,822.84 = 1,223,785.04 : x
  2. Step 2: Convert to fraction form
    2,083,188.56/2,874,822.84 = 1,223,785.04/x
  3. Step 3: Cross multiply
    2,083,188.56x = 2,874,822.84 × 1,223,785.04
  4. Step 4: Simplify right side
    2,083,188.56x = 3,518,165,184,242.31
  5. Step 5: Solve for x
    x = 3,518,165,184,242.31/2,083,188.56
  6. Step 6: Final answer
    x = 1,688,836.65

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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.