Home / 2,177,388.66-3,004,808.03-1,197,390.88

Finding the Fourth Proportional to 2,177,388.66, 3,004,808.03 and 1,197,390.88

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Solution

The fourth proportional to 2,177,388.66, 3,004,808.03 and 1,197,390.88 is: 1,652,405.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,388.66 : 3,004,808.03 = 1,197,390.88 : x
  2. Step 2: Convert to fraction form
    2,177,388.66/3,004,808.03 = 1,197,390.88/x
  3. Step 3: Cross multiply
    2,177,388.66x = 3,004,808.03 × 1,197,390.88
  4. Step 4: Simplify right side
    2,177,388.66x = 3,597,929,731,272.77
  5. Step 5: Solve for x
    x = 3,597,929,731,272.77/2,177,388.66
  6. Step 6: Final answer
    x = 1,652,405.84

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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.