Home / 3,162,649.13-4,743,973.59-766,493.77

Finding the Fourth Proportional to 3,162,649.13, 4,743,973.59 and 766,493.77

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Solution

The fourth proportional to 3,162,649.13, 4,743,973.59 and 766,493.77 is: 1,149,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,649.13 : 4,743,973.59 = 766,493.77 : x
  2. Step 2: Convert to fraction form
    3,162,649.13/4,743,973.59 = 766,493.77/x
  3. Step 3: Cross multiply
    3,162,649.13x = 4,743,973.59 × 766,493.77
  4. Step 4: Simplify right side
    3,162,649.13x = 3,636,226,178,059.67
  5. Step 5: Solve for x
    x = 3,636,226,178,059.67/3,162,649.13
  6. Step 6: Final answer
    x = 1,149,740.62

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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.