Home / 1,346,612.50-1,858,364.13-743,039.38

Finding the Fourth Proportional to 1,346,612.50, 1,858,364.13 and 743,039.38

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Solution

The fourth proportional to 1,346,612.50, 1,858,364.13 and 743,039.38 is: 1,025,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,612.50 : 1,858,364.13 = 743,039.38 : x
  2. Step 2: Convert to fraction form
    1,346,612.50/1,858,364.13 = 743,039.38/x
  3. Step 3: Cross multiply
    1,346,612.50x = 1,858,364.13 × 743,039.38
  4. Step 4: Simplify right side
    1,346,612.50x = 1,380,837,730,969.44
  5. Step 5: Solve for x
    x = 1,380,837,730,969.44/1,346,612.50
  6. Step 6: Final answer
    x = 1,025,415.80

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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.