Home / 1,816,260.54-2,505,940.78-1,264,357.72

Finding the Fourth Proportional to 1,816,260.54, 2,505,940.78 and 1,264,357.72

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Solution

The fourth proportional to 1,816,260.54, 2,505,940.78 and 1,264,357.72 is: 1,744,466.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,260.54 : 2,505,940.78 = 1,264,357.72 : x
  2. Step 2: Convert to fraction form
    1,816,260.54/2,505,940.78 = 1,264,357.72/x
  3. Step 3: Cross multiply
    1,816,260.54x = 2,505,940.78 × 1,264,357.72
  4. Step 4: Simplify right side
    1,816,260.54x = 3,168,405,571,055.82
  5. Step 5: Solve for x
    x = 3,168,405,571,055.82/1,816,260.54
  6. Step 6: Final answer
    x = 1,744,466.45

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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.