Home / 3,868,655.72-5,337,186-2,338,105.64

Finding the Fourth Proportional to 3,868,655.72, 5,337,186 and 2,338,105.64

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Solution

The fourth proportional to 3,868,655.72, 5,337,186 and 2,338,105.64 is: 3,225,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,655.72 : 5,337,186 = 2,338,105.64 : x
  2. Step 2: Convert to fraction form
    3,868,655.72/5,337,186 = 2,338,105.64/x
  3. Step 3: Cross multiply
    3,868,655.72x = 5,337,186 × 2,338,105.64
  4. Step 4: Simplify right side
    3,868,655.72x = 12,478,904,688,329.04
  5. Step 5: Solve for x
    x = 12,478,904,688,329.04/3,868,655.72
  6. Step 6: Final answer
    x = 3,225,643.63

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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.