Home / 3,091,147.20-4,636,672.20-847,285.20

Finding the Fourth Proportional to 3,091,147.20, 4,636,672.20 and 847,285.20

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Solution

The fourth proportional to 3,091,147.20, 4,636,672.20 and 847,285.20 is: 1,270,914.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,147.20 : 4,636,672.20 = 847,285.20 : x
  2. Step 2: Convert to fraction form
    3,091,147.20/4,636,672.20 = 847,285.20/x
  3. Step 3: Cross multiply
    3,091,147.20x = 4,636,672.20 × 847,285.20
  4. Step 4: Simplify right side
    3,091,147.20x = 3,928,583,732,311.44
  5. Step 5: Solve for x
    x = 3,928,583,732,311.44/3,091,147.20
  6. Step 6: Final answer
    x = 1,270,914.48

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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.