Home / 2,187,461.70-3,281,192.55-1,648,584.90

Finding the Fourth Proportional to 2,187,461.70, 3,281,192.55 and 1,648,584.90

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Solution

The fourth proportional to 2,187,461.70, 3,281,192.55 and 1,648,584.90 is: 2,472,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,461.70 : 3,281,192.55 = 1,648,584.90 : x
  2. Step 2: Convert to fraction form
    2,187,461.70/3,281,192.55 = 1,648,584.90/x
  3. Step 3: Cross multiply
    2,187,461.70x = 3,281,192.55 × 1,648,584.90
  4. Step 4: Simplify right side
    2,187,461.70x = 5,409,324,491,922.49
  5. Step 5: Solve for x
    x = 5,409,324,491,922.49/2,187,461.70
  6. Step 6: Final answer
    x = 2,472,877.35

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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.