Home / 1,356,181.47-2,042,393.38-1,235,112.57

Finding the Fourth Proportional to 1,356,181.47, 2,042,393.38 and 1,235,112.57

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Solution

The fourth proportional to 1,356,181.47, 2,042,393.38 and 1,235,112.57 is: 1,860,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,181.47 : 2,042,393.38 = 1,235,112.57 : x
  2. Step 2: Convert to fraction form
    1,356,181.47/2,042,393.38 = 1,235,112.57/x
  3. Step 3: Cross multiply
    1,356,181.47x = 2,042,393.38 × 1,235,112.57
  4. Step 4: Simplify right side
    1,356,181.47x = 2,522,585,733,435.01
  5. Step 5: Solve for x
    x = 2,522,585,733,435.01/1,356,181.47
  6. Step 6: Final answer
    x = 1,860,065.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.