Home / 1,789,191.92-2,469,090.72-973,395.36

Finding the Fourth Proportional to 1,789,191.92, 2,469,090.72 and 973,395.36

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Solution

The fourth proportional to 1,789,191.92, 2,469,090.72 and 973,395.36 is: 1,343,288.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,191.92 : 2,469,090.72 = 973,395.36 : x
  2. Step 2: Convert to fraction form
    1,789,191.92/2,469,090.72 = 973,395.36/x
  3. Step 3: Cross multiply
    1,789,191.92x = 2,469,090.72 × 973,395.36
  4. Step 4: Simplify right side
    1,789,191.92x = 2,403,401,450,267.06
  5. Step 5: Solve for x
    x = 2,403,401,450,267.06/1,789,191.92
  6. Step 6: Final answer
    x = 1,343,288.79

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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.