Home / 3,114,890.82-4,298,541.26-1,738,220.13

Finding the Fourth Proportional to 3,114,890.82, 4,298,541.26 and 1,738,220.13

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Solution

The fourth proportional to 3,114,890.82, 4,298,541.26 and 1,738,220.13 is: 2,398,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,890.82 : 4,298,541.26 = 1,738,220.13 : x
  2. Step 2: Convert to fraction form
    3,114,890.82/4,298,541.26 = 1,738,220.13/x
  3. Step 3: Cross multiply
    3,114,890.82x = 4,298,541.26 × 1,738,220.13
  4. Step 4: Simplify right side
    3,114,890.82x = 7,471,810,939,076.46
  5. Step 5: Solve for x
    x = 7,471,810,939,076.46/3,114,890.82
  6. Step 6: Final answer
    x = 2,398,739.27

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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.