Home / 1,645,757.90-2,270,231.07-957,352.30

Finding the Fourth Proportional to 1,645,757.90, 2,270,231.07 and 957,352.30

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Solution

The fourth proportional to 1,645,757.90, 2,270,231.07 and 957,352.30 is: 1,320,614.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,757.90 : 2,270,231.07 = 957,352.30 : x
  2. Step 2: Convert to fraction form
    1,645,757.90/2,270,231.07 = 957,352.30/x
  3. Step 3: Cross multiply
    1,645,757.90x = 2,270,231.07 × 957,352.30
  4. Step 4: Simplify right side
    1,645,757.90x = 2,173,410,936,395.96
  5. Step 5: Solve for x
    x = 2,173,410,936,395.96/1,645,757.90
  6. Step 6: Final answer
    x = 1,320,614.01

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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.