Home / 2,174,236.24-2,999,962.56-1,314,778.72

Finding the Fourth Proportional to 2,174,236.24, 2,999,962.56 and 1,314,778.72

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Solution

The fourth proportional to 2,174,236.24, 2,999,962.56 and 1,314,778.72 is: 1,814,102.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,236.24 : 2,999,962.56 = 1,314,778.72 : x
  2. Step 2: Convert to fraction form
    2,174,236.24/2,999,962.56 = 1,314,778.72/x
  3. Step 3: Cross multiply
    2,174,236.24x = 2,999,962.56 × 1,314,778.72
  4. Step 4: Simplify right side
    2,174,236.24x = 3,944,286,934,684.72
  5. Step 5: Solve for x
    x = 3,944,286,934,684.72/2,174,236.24
  6. Step 6: Final answer
    x = 1,814,102.29

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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.