Home / 3,396,970.30-4,687,948.02-1,946,945.56

Finding the Fourth Proportional to 3,396,970.30, 4,687,948.02 and 1,946,945.56

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Solution

The fourth proportional to 3,396,970.30, 4,687,948.02 and 1,946,945.56 is: 2,686,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,970.30 : 4,687,948.02 = 1,946,945.56 : x
  2. Step 2: Convert to fraction form
    3,396,970.30/4,687,948.02 = 1,946,945.56/x
  3. Step 3: Cross multiply
    3,396,970.30x = 4,687,948.02 × 1,946,945.56
  4. Step 4: Simplify right side
    3,396,970.30x = 9,127,179,583,049.79
  5. Step 5: Solve for x
    x = 9,127,179,583,049.79/3,396,970.30
  6. Step 6: Final answer
    x = 2,686,858.81

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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.