Home / 1,893,504.80-2,610,557.16-1,401,921.92

Finding the Fourth Proportional to 1,893,504.80, 2,610,557.16 and 1,401,921.92

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Solution

The fourth proportional to 1,893,504.80, 2,610,557.16 and 1,401,921.92 is: 1,932,816.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,504.80 : 2,610,557.16 = 1,401,921.92 : x
  2. Step 2: Convert to fraction form
    1,893,504.80/2,610,557.16 = 1,401,921.92/x
  3. Step 3: Cross multiply
    1,893,504.80x = 2,610,557.16 × 1,401,921.92
  4. Step 4: Simplify right side
    1,893,504.80x = 3,659,797,306,016.95
  5. Step 5: Solve for x
    x = 3,659,797,306,016.95/1,893,504.80
  6. Step 6: Final answer
    x = 1,932,816.49

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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.