Home / 3,162,666.85-4,744,000.31-766,511.48

Finding the Fourth Proportional to 3,162,666.85, 4,744,000.31 and 766,511.48

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Solution

The fourth proportional to 3,162,666.85, 4,744,000.31 and 766,511.48 is: 1,149,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,666.85 : 4,744,000.31 = 766,511.48 : x
  2. Step 2: Convert to fraction form
    3,162,666.85/4,744,000.31 = 766,511.48/x
  3. Step 3: Cross multiply
    3,162,666.85x = 4,744,000.31 × 766,511.48
  4. Step 4: Simplify right side
    3,162,666.85x = 3,636,330,706,766.00
  5. Step 5: Solve for x
    x = 3,636,330,706,766.00/3,162,666.85
  6. Step 6: Final answer
    x = 1,149,767.23

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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.