Home / 1,907,356.64-2,632,198.56-1,047,972.64

Finding the Fourth Proportional to 1,907,356.64, 2,632,198.56 and 1,047,972.64

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Solution

The fourth proportional to 1,907,356.64, 2,632,198.56 and 1,047,972.64 is: 1,446,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,356.64 : 2,632,198.56 = 1,047,972.64 : x
  2. Step 2: Convert to fraction form
    1,907,356.64/2,632,198.56 = 1,047,972.64/x
  3. Step 3: Cross multiply
    1,907,356.64x = 2,632,198.56 × 1,047,972.64
  4. Step 4: Simplify right side
    1,907,356.64x = 2,758,472,073,927.40
  5. Step 5: Solve for x
    x = 2,758,472,073,927.40/1,907,356.64
  6. Step 6: Final answer
    x = 1,446,227.74

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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.