Home / 1,219,174.53-1,682,443.08-675,308.54

Finding the Fourth Proportional to 1,219,174.53, 1,682,443.08 and 675,308.54

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Solution

The fourth proportional to 1,219,174.53, 1,682,443.08 and 675,308.54 is: 931,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,174.53 : 1,682,443.08 = 675,308.54 : x
  2. Step 2: Convert to fraction form
    1,219,174.53/1,682,443.08 = 675,308.54/x
  3. Step 3: Cross multiply
    1,219,174.53x = 1,682,443.08 × 675,308.54
  4. Step 4: Simplify right side
    1,219,174.53x = 1,136,168,171,575.69
  5. Step 5: Solve for x
    x = 1,136,168,171,575.69/1,219,174.53
  6. Step 6: Final answer
    x = 931,915.93

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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.