Home / 3,105,807.40-4,288,349.46-3,056,206.60

Finding the Fourth Proportional to 3,105,807.40, 4,288,349.46 and 3,056,206.60

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Solution

The fourth proportional to 3,105,807.40, 4,288,349.46 and 3,056,206.60 is: 4,219,863.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,807.40 : 4,288,349.46 = 3,056,206.60 : x
  2. Step 2: Convert to fraction form
    3,105,807.40/4,288,349.46 = 3,056,206.60/x
  3. Step 3: Cross multiply
    3,105,807.40x = 4,288,349.46 × 3,056,206.60
  4. Step 4: Simplify right side
    3,105,807.40x = 13,106,081,922,758.44
  5. Step 5: Solve for x
    x = 13,106,081,922,758.44/3,105,807.40
  6. Step 6: Final answer
    x = 4,219,863.06

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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.