Home / 2,261,790.02-3,121,314.82-1,243,289.54

Finding the Fourth Proportional to 2,261,790.02, 3,121,314.82 and 1,243,289.54

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Solution

The fourth proportional to 2,261,790.02, 3,121,314.82 and 1,243,289.54 is: 1,715,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,790.02 : 3,121,314.82 = 1,243,289.54 : x
  2. Step 2: Convert to fraction form
    2,261,790.02/3,121,314.82 = 1,243,289.54/x
  3. Step 3: Cross multiply
    2,261,790.02x = 3,121,314.82 × 1,243,289.54
  4. Step 4: Simplify right side
    2,261,790.02x = 3,880,698,066,752.98
  5. Step 5: Solve for x
    x = 3,880,698,066,752.98/2,261,790.02
  6. Step 6: Final answer
    x = 1,715,764.08

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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.