Home / 1,889,164.31-2,607,047.45-1,073,369.06

Finding the Fourth Proportional to 1,889,164.31, 2,607,047.45 and 1,073,369.06

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Solution

The fourth proportional to 1,889,164.31, 2,607,047.45 and 1,073,369.06 is: 1,481,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,164.31 : 2,607,047.45 = 1,073,369.06 : x
  2. Step 2: Convert to fraction form
    1,889,164.31/2,607,047.45 = 1,073,369.06/x
  3. Step 3: Cross multiply
    1,889,164.31x = 2,607,047.45 × 1,073,369.06
  4. Step 4: Simplify right side
    1,889,164.31x = 2,798,324,070,494.85
  5. Step 5: Solve for x
    x = 2,798,324,070,494.85/1,889,164.31
  6. Step 6: Final answer
    x = 1,481,249.70

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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.