Home / 1,343,407.87-1,853,884.54-762,625.94

Finding the Fourth Proportional to 1,343,407.87, 1,853,884.54 and 762,625.94

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Solution

The fourth proportional to 1,343,407.87, 1,853,884.54 and 762,625.94 is: 1,052,413.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,407.87 : 1,853,884.54 = 762,625.94 : x
  2. Step 2: Convert to fraction form
    1,343,407.87/1,853,884.54 = 762,625.94/x
  3. Step 3: Cross multiply
    1,343,407.87x = 1,853,884.54 × 762,625.94
  4. Step 4: Simplify right side
    1,343,407.87x = 1,413,820,445,150.09
  5. Step 5: Solve for x
    x = 1,413,820,445,150.09/1,343,407.87
  6. Step 6: Final answer
    x = 1,052,413.40

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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.