Home / 1,365,103.14-1,883,840.16-753,255.42

Finding the Fourth Proportional to 1,365,103.14, 1,883,840.16 and 753,255.42

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Solution

The fourth proportional to 1,365,103.14, 1,883,840.16 and 753,255.42 is: 1,039,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,103.14 : 1,883,840.16 = 753,255.42 : x
  2. Step 2: Convert to fraction form
    1,365,103.14/1,883,840.16 = 753,255.42/x
  3. Step 3: Cross multiply
    1,365,103.14x = 1,883,840.16 × 753,255.42
  4. Step 4: Simplify right side
    1,365,103.14x = 1,419,012,810,933.67
  5. Step 5: Solve for x
    x = 1,419,012,810,933.67/1,365,103.14
  6. Step 6: Final answer
    x = 1,039,491.28

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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.