Home / 1,407,183.39-1,941,914.75-762,603.57

Finding the Fourth Proportional to 1,407,183.39, 1,941,914.75 and 762,603.57

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Solution

The fourth proportional to 1,407,183.39, 1,941,914.75 and 762,603.57 is: 1,052,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,183.39 : 1,941,914.75 = 762,603.57 : x
  2. Step 2: Convert to fraction form
    1,407,183.39/1,941,914.75 = 762,603.57/x
  3. Step 3: Cross multiply
    1,407,183.39x = 1,941,914.75 × 762,603.57
  4. Step 4: Simplify right side
    1,407,183.39x = 1,480,911,117,172.64
  5. Step 5: Solve for x
    x = 1,480,911,117,172.64/1,407,183.39
  6. Step 6: Final answer
    x = 1,052,393.83

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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.