Home / 3,201,415.86-4,799,990.66-1,762,776.73

Finding the Fourth Proportional to 3,201,415.86, 4,799,990.66 and 1,762,776.73

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Solution

The fourth proportional to 3,201,415.86, 4,799,990.66 and 1,762,776.73 is: 2,642,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201,415.86 : 4,799,990.66 = 1,762,776.73 : x
  2. Step 2: Convert to fraction form
    3,201,415.86/4,799,990.66 = 1,762,776.73/x
  3. Step 3: Cross multiply
    3,201,415.86x = 4,799,990.66 × 1,762,776.73
  4. Step 4: Simplify right side
    3,201,415.86x = 8,461,311,839,665.34
  5. Step 5: Solve for x
    x = 8,461,311,839,665.34/3,201,415.86
  6. Step 6: Final answer
    x = 2,642,990.54

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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.