Home / 3,457,472.40-5,186,208.60-2,196,205.20

Finding the Fourth Proportional to 3,457,472.40, 5,186,208.60 and 2,196,205.20

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Solution

The fourth proportional to 3,457,472.40, 5,186,208.60 and 2,196,205.20 is: 3,294,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,472.40 : 5,186,208.60 = 2,196,205.20 : x
  2. Step 2: Convert to fraction form
    3,457,472.40/5,186,208.60 = 2,196,205.20/x
  3. Step 3: Cross multiply
    3,457,472.40x = 5,186,208.60 × 2,196,205.20
  4. Step 4: Simplify right side
    3,457,472.40x = 11,389,978,295,604.72
  5. Step 5: Solve for x
    x = 11,389,978,295,604.72/3,457,472.40
  6. Step 6: Final answer
    x = 3,294,307.80

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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.