Home / 2,480,060.71-3,422,247.37-1,392,082.93

Finding the Fourth Proportional to 2,480,060.71, 3,422,247.37 and 1,392,082.93

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Solution

The fourth proportional to 2,480,060.71, 3,422,247.37 and 1,392,082.93 is: 1,920,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480,060.71 : 3,422,247.37 = 1,392,082.93 : x
  2. Step 2: Convert to fraction form
    2,480,060.71/3,422,247.37 = 1,392,082.93/x
  3. Step 3: Cross multiply
    2,480,060.71x = 3,422,247.37 × 1,392,082.93
  4. Step 4: Simplify right side
    2,480,060.71x = 4,764,052,146,014.39
  5. Step 5: Solve for x
    x = 4,764,052,146,014.39/2,480,060.71
  6. Step 6: Final answer
    x = 1,920,941.74

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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.