Home / 3,123,988.43-4,311,503.28-1,747,408.64

Finding the Fourth Proportional to 3,123,988.43, 4,311,503.28 and 1,747,408.64

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Solution

The fourth proportional to 3,123,988.43, 4,311,503.28 and 1,747,408.64 is: 2,411,647.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,988.43 : 4,311,503.28 = 1,747,408.64 : x
  2. Step 2: Convert to fraction form
    3,123,988.43/4,311,503.28 = 1,747,408.64/x
  3. Step 3: Cross multiply
    3,123,988.43x = 4,311,503.28 × 1,747,408.64
  4. Step 4: Simplify right side
    3,123,988.43x = 7,533,958,061,302.82
  5. Step 5: Solve for x
    x = 7,533,958,061,302.82/3,123,988.43
  6. Step 6: Final answer
    x = 2,411,647.24

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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.