Home / 3,854,223-5,781,728.16-1,329,870.96

Finding the Fourth Proportional to 3,854,223, 5,781,728.16 and 1,329,870.96

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Solution

The fourth proportional to 3,854,223, 5,781,728.16 and 1,329,870.96 is: 1,994,942.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,223 : 5,781,728.16 = 1,329,870.96 : x
  2. Step 2: Convert to fraction form
    3,854,223/5,781,728.16 = 1,329,870.96/x
  3. Step 3: Cross multiply
    3,854,223x = 5,781,728.16 × 1,329,870.96
  4. Step 4: Simplify right side
    3,854,223x = 7,688,952,378,598.23
  5. Step 5: Solve for x
    x = 7,688,952,378,598.23/3,854,223
  6. Step 6: Final answer
    x = 1,994,942.27

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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.