Home / 3,432,320.62-5,118,155.98-3,401,513.64

Finding the Fourth Proportional to 3,432,320.62, 5,118,155.98 and 3,401,513.64

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Solution

The fourth proportional to 3,432,320.62, 5,118,155.98 and 3,401,513.64 is: 5,072,217.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,320.62 : 5,118,155.98 = 3,401,513.64 : x
  2. Step 2: Convert to fraction form
    3,432,320.62/5,118,155.98 = 3,401,513.64/x
  3. Step 3: Cross multiply
    3,432,320.62x = 5,118,155.98 × 3,401,513.64
  4. Step 4: Simplify right side
    3,432,320.62x = 17,409,477,377,617.57
  5. Step 5: Solve for x
    x = 17,409,477,377,617.57/3,432,320.62
  6. Step 6: Final answer
    x = 5,072,217.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.