Home / 1,159,940.70-1,739,911.05-412,062.30

Finding the Fourth Proportional to 1,159,940.70, 1,739,911.05 and 412,062.30

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Solution

The fourth proportional to 1,159,940.70, 1,739,911.05 and 412,062.30 is: 618,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,940.70 : 1,739,911.05 = 412,062.30 : x
  2. Step 2: Convert to fraction form
    1,159,940.70/1,739,911.05 = 412,062.30/x
  3. Step 3: Cross multiply
    1,159,940.70x = 1,739,911.05 × 412,062.30
  4. Step 4: Simplify right side
    1,159,940.70x = 716,951,749,058.42
  5. Step 5: Solve for x
    x = 716,951,749,058.42/1,159,940.70
  6. Step 6: Final answer
    x = 618,093.45

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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.