Home / 2,245,212.02-3,369,947.22-1,389,695.81

Finding the Fourth Proportional to 2,245,212.02, 3,369,947.22 and 1,389,695.81

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Solution

The fourth proportional to 2,245,212.02, 3,369,947.22 and 1,389,695.81 is: 2,085,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,212.02 : 3,369,947.22 = 1,389,695.81 : x
  2. Step 2: Convert to fraction form
    2,245,212.02/3,369,947.22 = 1,389,695.81/x
  3. Step 3: Cross multiply
    2,245,212.02x = 3,369,947.22 × 1,389,695.81
  4. Step 4: Simplify right side
    2,245,212.02x = 4,683,201,531,555.15
  5. Step 5: Solve for x
    x = 4,683,201,531,555.15/2,245,212.02
  6. Step 6: Final answer
    x = 2,085,861.60

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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.