Home / 1,191,982.45-1,789,097.40-434,556.01

Finding the Fourth Proportional to 1,191,982.45, 1,789,097.40 and 434,556.01

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Solution

The fourth proportional to 1,191,982.45, 1,789,097.40 and 434,556.01 is: 652,243.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,982.45 : 1,789,097.40 = 434,556.01 : x
  2. Step 2: Convert to fraction form
    1,191,982.45/1,789,097.40 = 434,556.01/x
  3. Step 3: Cross multiply
    1,191,982.45x = 1,789,097.40 × 434,556.01
  4. Step 4: Simplify right side
    1,191,982.45x = 777,463,027,645.37
  5. Step 5: Solve for x
    x = 777,463,027,645.37/1,191,982.45
  6. Step 6: Final answer
    x = 652,243.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.