Home / 3,455,989.92-4,769,269.08-1,928,097.36

Finding the Fourth Proportional to 3,455,989.92, 4,769,269.08 and 1,928,097.36

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Solution

The fourth proportional to 3,455,989.92, 4,769,269.08 and 1,928,097.36 is: 2,660,776.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,989.92 : 4,769,269.08 = 1,928,097.36 : x
  2. Step 2: Convert to fraction form
    3,455,989.92/4,769,269.08 = 1,928,097.36/x
  3. Step 3: Cross multiply
    3,455,989.92x = 4,769,269.08 × 1,928,097.36
  4. Step 4: Simplify right side
    3,455,989.92x = 9,195,615,122,277.63
  5. Step 5: Solve for x
    x = 9,195,615,122,277.63/3,455,989.92
  6. Step 6: Final answer
    x = 2,660,776.03

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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.