Home / 3,456,003.92-4,769,288.40-1,928,111.36

Finding the Fourth Proportional to 3,456,003.92, 4,769,288.40 and 1,928,111.36

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Solution

The fourth proportional to 3,456,003.92, 4,769,288.40 and 1,928,111.36 is: 2,660,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,003.92 : 4,769,288.40 = 1,928,111.36 : x
  2. Step 2: Convert to fraction form
    3,456,003.92/4,769,288.40 = 1,928,111.36/x
  3. Step 3: Cross multiply
    3,456,003.92x = 4,769,288.40 × 1,928,111.36
  4. Step 4: Simplify right side
    3,456,003.92x = 9,195,719,143,156.23
  5. Step 5: Solve for x
    x = 9,195,719,143,156.23/3,456,003.92
  6. Step 6: Final answer
    x = 2,660,795.35

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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.