Home / 2,553,732.12-3,524,189.40-1,392,179.16

Finding the Fourth Proportional to 2,553,732.12, 3,524,189.40 and 1,392,179.16

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Solution

The fourth proportional to 2,553,732.12, 3,524,189.40 and 1,392,179.16 is: 1,921,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,732.12 : 3,524,189.40 = 1,392,179.16 : x
  2. Step 2: Convert to fraction form
    2,553,732.12/3,524,189.40 = 1,392,179.16/x
  3. Step 3: Cross multiply
    2,553,732.12x = 3,524,189.40 × 1,392,179.16
  4. Step 4: Simplify right side
    2,553,732.12x = 4,906,303,038,572.90
  5. Step 5: Solve for x
    x = 4,906,303,038,572.90/2,553,732.12
  6. Step 6: Final answer
    x = 1,921,228.54

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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.