Home / 1,014,407.44-1,399,865.16-561,688.72

Finding the Fourth Proportional to 1,014,407.44, 1,399,865.16 and 561,688.72

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Solution

The fourth proportional to 1,014,407.44, 1,399,865.16 and 561,688.72 is: 775,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,407.44 : 1,399,865.16 = 561,688.72 : x
  2. Step 2: Convert to fraction form
    1,014,407.44/1,399,865.16 = 561,688.72/x
  3. Step 3: Cross multiply
    1,014,407.44x = 1,399,865.16 × 561,688.72
  4. Step 4: Simplify right side
    1,014,407.44x = 786,288,469,893.00
  5. Step 5: Solve for x
    x = 786,288,469,893.00/1,014,407.44
  6. Step 6: Final answer
    x = 775,120.96

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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.