Home / 2,564,620.40-3,847,276.20-882,239.60

Finding the Fourth Proportional to 2,564,620.40, 3,847,276.20 and 882,239.60

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Solution

The fourth proportional to 2,564,620.40, 3,847,276.20 and 882,239.60 is: 1,323,478.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564,620.40 : 3,847,276.20 = 882,239.60 : x
  2. Step 2: Convert to fraction form
    2,564,620.40/3,847,276.20 = 882,239.60/x
  3. Step 3: Cross multiply
    2,564,620.40x = 3,847,276.20 × 882,239.60
  4. Step 4: Simplify right side
    2,564,620.40x = 3,394,219,415,777.52
  5. Step 5: Solve for x
    x = 3,394,219,415,777.52/2,564,620.40
  6. Step 6: Final answer
    x = 1,323,478.29

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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.