Home / 1,603,649.09-2,404,964.34-523,915.57

Finding the Fourth Proportional to 1,603,649.09, 2,404,964.34 and 523,915.57

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Solution

The fourth proportional to 1,603,649.09, 2,404,964.34 and 523,915.57 is: 785,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,649.09 : 2,404,964.34 = 523,915.57 : x
  2. Step 2: Convert to fraction form
    1,603,649.09/2,404,964.34 = 523,915.57/x
  3. Step 3: Cross multiply
    1,603,649.09x = 2,404,964.34 × 523,915.57
  4. Step 4: Simplify right side
    1,603,649.09x = 1,259,998,263,020.77
  5. Step 5: Solve for x
    x = 1,259,998,263,020.77/1,603,649.09
  6. Step 6: Final answer
    x = 785,706.97

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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.