Home / 4,136,938.80-6,205,408.20-1,145,122.80

Finding the Fourth Proportional to 4,136,938.80, 6,205,408.20 and 1,145,122.80

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Solution

The fourth proportional to 4,136,938.80, 6,205,408.20 and 1,145,122.80 is: 1,717,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136,938.80 : 6,205,408.20 = 1,145,122.80 : x
  2. Step 2: Convert to fraction form
    4,136,938.80/6,205,408.20 = 1,145,122.80/x
  3. Step 3: Cross multiply
    4,136,938.80x = 6,205,408.20 × 1,145,122.80
  4. Step 4: Simplify right side
    4,136,938.80x = 7,105,954,413,126.96
  5. Step 5: Solve for x
    x = 7,105,954,413,126.96/4,136,938.80
  6. Step 6: Final answer
    x = 1,717,684.20

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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.