Home / 3,279,919.64-4,921,300.33-1,761,831.34

Finding the Fourth Proportional to 3,279,919.64, 4,921,300.33 and 1,761,831.34

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Solution

The fourth proportional to 3,279,919.64, 4,921,300.33 and 1,761,831.34 is: 2,643,510.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,919.64 : 4,921,300.33 = 1,761,831.34 : x
  2. Step 2: Convert to fraction form
    3,279,919.64/4,921,300.33 = 1,761,831.34/x
  3. Step 3: Cross multiply
    3,279,919.64x = 4,921,300.33 × 1,761,831.34
  4. Step 4: Simplify right side
    3,279,919.64x = 8,670,501,138,238.51
  5. Step 5: Solve for x
    x = 8,670,501,138,238.51/3,279,919.64
  6. Step 6: Final answer
    x = 2,643,510.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.