Home / 1,366,905.15-1,886,317.23-755,100.60

Finding the Fourth Proportional to 1,366,905.15, 1,886,317.23 and 755,100.60

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Solution

The fourth proportional to 1,366,905.15, 1,886,317.23 and 755,100.60 is: 1,042,032.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,905.15 : 1,886,317.23 = 755,100.60 : x
  2. Step 2: Convert to fraction form
    1,366,905.15/1,886,317.23 = 755,100.60/x
  3. Step 3: Cross multiply
    1,366,905.15x = 1,886,317.23 × 755,100.60
  4. Step 4: Simplify right side
    1,366,905.15x = 1,424,359,272,163.34
  5. Step 5: Solve for x
    x = 1,424,359,272,163.34/1,366,905.15
  6. Step 6: Final answer
    x = 1,042,032.27

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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.