Home / 1,215,608.12-1,823,435.64-374,159

Finding the Fourth Proportional to 1,215,608.12, 1,823,435.64 and 374,159

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Solution

The fourth proportional to 1,215,608.12, 1,823,435.64 and 374,159 is: 561,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,608.12 : 1,823,435.64 = 374,159 : x
  2. Step 2: Convert to fraction form
    1,215,608.12/1,823,435.64 = 374,159/x
  3. Step 3: Cross multiply
    1,215,608.12x = 1,823,435.64 × 374,159
  4. Step 4: Simplify right side
    1,215,608.12x = 682,254,855,626.76
  5. Step 5: Solve for x
    x = 682,254,855,626.76/1,215,608.12
  6. Step 6: Final answer
    x = 561,245.72

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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.