Home / 3,787,295.25-5,226,500.85-2,155,807.68

Finding the Fourth Proportional to 3,787,295.25, 5,226,500.85 and 2,155,807.68

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Solution

The fourth proportional to 3,787,295.25, 5,226,500.85 and 2,155,807.68 is: 2,975,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,295.25 : 5,226,500.85 = 2,155,807.68 : x
  2. Step 2: Convert to fraction form
    3,787,295.25/5,226,500.85 = 2,155,807.68/x
  3. Step 3: Cross multiply
    3,787,295.25x = 5,226,500.85 × 2,155,807.68
  4. Step 4: Simplify right side
    3,787,295.25x = 11,267,330,671,956.53
  5. Step 5: Solve for x
    x = 11,267,330,671,956.53/3,787,295.25
  6. Step 6: Final answer
    x = 2,975,033.61

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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.