Home / 2,486,228.40-3,729,342.60-2,379,940.20

Finding the Fourth Proportional to 2,486,228.40, 3,729,342.60 and 2,379,940.20

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Solution

The fourth proportional to 2,486,228.40, 3,729,342.60 and 2,379,940.20 is: 3,569,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,228.40 : 3,729,342.60 = 2,379,940.20 : x
  2. Step 2: Convert to fraction form
    2,486,228.40/3,729,342.60 = 2,379,940.20/x
  3. Step 3: Cross multiply
    2,486,228.40x = 3,729,342.60 × 2,379,940.20
  4. Step 4: Simplify right side
    2,486,228.40x = 8,875,612,373,312.52
  5. Step 5: Solve for x
    x = 8,875,612,373,312.52/2,486,228.40
  6. Step 6: Final answer
    x = 3,569,910.30

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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.