Home / 1,295,361.45-1,787,600.48-714,571.47

Finding the Fourth Proportional to 1,295,361.45, 1,787,600.48 and 714,571.47

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Solution

The fourth proportional to 1,295,361.45, 1,787,600.48 and 714,571.47 is: 986,109.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,361.45 : 1,787,600.48 = 714,571.47 : x
  2. Step 2: Convert to fraction form
    1,295,361.45/1,787,600.48 = 714,571.47/x
  3. Step 3: Cross multiply
    1,295,361.45x = 1,787,600.48 × 714,571.47
  4. Step 4: Simplify right side
    1,295,361.45x = 1,277,368,299,193.45
  5. Step 5: Solve for x
    x = 1,277,368,299,193.45/1,295,361.45
  6. Step 6: Final answer
    x = 986,109.55

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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.