Home / 1,609,352.30-2,219,982.32-1,004,690.54

Finding the Fourth Proportional to 1,609,352.30, 2,219,982.32 and 1,004,690.54

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Solution

The fourth proportional to 1,609,352.30, 2,219,982.32 and 1,004,690.54 is: 1,385,896.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,352.30 : 2,219,982.32 = 1,004,690.54 : x
  2. Step 2: Convert to fraction form
    1,609,352.30/2,219,982.32 = 1,004,690.54/x
  3. Step 3: Cross multiply
    1,609,352.30x = 2,219,982.32 × 1,004,690.54
  4. Step 4: Simplify right side
    1,609,352.30x = 2,230,395,219,747.89
  5. Step 5: Solve for x
    x = 2,230,395,219,747.89/1,609,352.30
  6. Step 6: Final answer
    x = 1,385,896.19

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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.