Home / 2,930,467.80-4,395,701.70-2,641,200.60

Finding the Fourth Proportional to 2,930,467.80, 4,395,701.70 and 2,641,200.60

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Solution

The fourth proportional to 2,930,467.80, 4,395,701.70 and 2,641,200.60 is: 3,961,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,467.80 : 4,395,701.70 = 2,641,200.60 : x
  2. Step 2: Convert to fraction form
    2,930,467.80/4,395,701.70 = 2,641,200.60/x
  3. Step 3: Cross multiply
    2,930,467.80x = 4,395,701.70 × 2,641,200.60
  4. Step 4: Simplify right side
    2,930,467.80x = 11,609,929,967,461.02
  5. Step 5: Solve for x
    x = 11,609,929,967,461.02/2,930,467.80
  6. Step 6: Final answer
    x = 3,961,800.90

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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.