Home / 2,177,503.63-3,005,003.79-1,197,380.54

Finding the Fourth Proportional to 2,177,503.63, 3,005,003.79 and 1,197,380.54

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Solution

The fourth proportional to 2,177,503.63, 3,005,003.79 and 1,197,380.54 is: 1,652,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,503.63 : 3,005,003.79 = 1,197,380.54 : x
  2. Step 2: Convert to fraction form
    2,177,503.63/3,005,003.79 = 1,197,380.54/x
  3. Step 3: Cross multiply
    2,177,503.63x = 3,005,003.79 × 1,197,380.54
  4. Step 4: Simplify right side
    2,177,503.63x = 3,598,133,068,284.76
  5. Step 5: Solve for x
    x = 3,598,133,068,284.76/2,177,503.63
  6. Step 6: Final answer
    x = 1,652,411.97

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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.