Home / 2,913,808.92-4,366,972.78-1,395,216.36

Finding the Fourth Proportional to 2,913,808.92, 4,366,972.78 and 1,395,216.36

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Solution

The fourth proportional to 2,913,808.92, 4,366,972.78 and 1,395,216.36 is: 2,091,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,808.92 : 4,366,972.78 = 1,395,216.36 : x
  2. Step 2: Convert to fraction form
    2,913,808.92/4,366,972.78 = 1,395,216.36/x
  3. Step 3: Cross multiply
    2,913,808.92x = 4,366,972.78 × 1,395,216.36
  4. Step 4: Simplify right side
    2,913,808.92x = 6,092,871,866,330.68
  5. Step 5: Solve for x
    x = 6,092,871,866,330.68/2,913,808.92
  6. Step 6: Final answer
    x = 2,091,033.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.