Home / 3,195,387.42-4,409,664.87-1,818,663.63

Finding the Fourth Proportional to 3,195,387.42, 4,409,664.87 and 1,818,663.63

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Solution

The fourth proportional to 3,195,387.42, 4,409,664.87 and 1,818,663.63 is: 2,509,773.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,387.42 : 4,409,664.87 = 1,818,663.63 : x
  2. Step 2: Convert to fraction form
    3,195,387.42/4,409,664.87 = 1,818,663.63/x
  3. Step 3: Cross multiply
    3,195,387.42x = 4,409,664.87 × 1,818,663.63
  4. Step 4: Simplify right side
    3,195,387.42x = 8,019,697,119,557.68
  5. Step 5: Solve for x
    x = 8,019,697,119,557.68/3,195,387.42
  6. Step 6: Final answer
    x = 2,509,773.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.