Home / 3,507,799.92-4,840,778.47-1,898,167.92

Finding the Fourth Proportional to 3,507,799.92, 4,840,778.47 and 1,898,167.92

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Solution

The fourth proportional to 3,507,799.92, 4,840,778.47 and 1,898,167.92 is: 2,619,479.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507,799.92 : 4,840,778.47 = 1,898,167.92 : x
  2. Step 2: Convert to fraction form
    3,507,799.92/4,840,778.47 = 1,898,167.92/x
  3. Step 3: Cross multiply
    3,507,799.92x = 4,840,778.47 × 1,898,167.92
  4. Step 4: Simplify right side
    3,507,799.92x = 9,188,610,412,809.39
  5. Step 5: Solve for x
    x = 9,188,610,412,809.39/3,507,799.92
  6. Step 6: Final answer
    x = 2,619,479.62

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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.