Home / 4,189,134.51-5,781,251.61-3,154,816.35

Finding the Fourth Proportional to 4,189,134.51, 5,781,251.61 and 3,154,816.35

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Solution

The fourth proportional to 4,189,134.51, 5,781,251.61 and 3,154,816.35 is: 4,353,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189,134.51 : 5,781,251.61 = 3,154,816.35 : x
  2. Step 2: Convert to fraction form
    4,189,134.51/5,781,251.61 = 3,154,816.35/x
  3. Step 3: Cross multiply
    4,189,134.51x = 5,781,251.61 × 3,154,816.35
  4. Step 4: Simplify right side
    4,189,134.51x = 18,238,787,102,691.82
  5. Step 5: Solve for x
    x = 18,238,787,102,691.82/4,189,134.51
  6. Step 6: Final answer
    x = 4,353,831.81

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1.5x scale

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.