Home / 1,952,607.20-2,917,036.65-1,263,883.64

Finding the Fourth Proportional to 1,952,607.20, 2,917,036.65 and 1,263,883.64

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Solution

The fourth proportional to 1,952,607.20, 2,917,036.65 and 1,263,883.64 is: 1,888,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,607.20 : 2,917,036.65 = 1,263,883.64 : x
  2. Step 2: Convert to fraction form
    1,952,607.20/2,917,036.65 = 1,263,883.64/x
  3. Step 3: Cross multiply
    1,952,607.20x = 2,917,036.65 × 1,263,883.64
  4. Step 4: Simplify right side
    1,952,607.20x = 3,686,794,882,260.44
  5. Step 5: Solve for x
    x = 3,686,794,882,260.44/1,952,607.20
  6. Step 6: Final answer
    x = 1,888,139.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.