Home / 3,900,671.04-5,384,081.28-2,269,815.36

Finding the Fourth Proportional to 3,900,671.04, 5,384,081.28 and 2,269,815.36

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Solution

The fourth proportional to 3,900,671.04, 5,384,081.28 and 2,269,815.36 is: 3,133,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,671.04 : 5,384,081.28 = 2,269,815.36 : x
  2. Step 2: Convert to fraction form
    3,900,671.04/5,384,081.28 = 2,269,815.36/x
  3. Step 3: Cross multiply
    3,900,671.04x = 5,384,081.28 × 2,269,815.36
  4. Step 4: Simplify right side
    3,900,671.04x = 12,220,870,388,832.46
  5. Step 5: Solve for x
    x = 12,220,870,388,832.46/3,900,671.04
  6. Step 6: Final answer
    x = 3,133,017.44

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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.