Home / 3,162,666.94-4,744,000.45-766,511.57

Finding the Fourth Proportional to 3,162,666.94, 4,744,000.45 and 766,511.57

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Solution

The fourth proportional to 3,162,666.94, 4,744,000.45 and 766,511.57 is: 1,149,767.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,666.94 : 4,744,000.45 = 766,511.57 : x
  2. Step 2: Convert to fraction form
    3,162,666.94/4,744,000.45 = 766,511.57/x
  3. Step 3: Cross multiply
    3,162,666.94x = 4,744,000.45 × 766,511.57
  4. Step 4: Simplify right side
    3,162,666.94x = 3,636,331,243,672.53
  5. Step 5: Solve for x
    x = 3,636,331,243,672.53/3,162,666.94
  6. Step 6: Final answer
    x = 1,149,767.37

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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.