Home / 1,627,429.57-2,441,245.84-429,353.03

Finding the Fourth Proportional to 1,627,429.57, 2,441,245.84 and 429,353.03

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Solution

The fourth proportional to 1,627,429.57, 2,441,245.84 and 429,353.03 is: 644,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,429.57 : 2,441,245.84 = 429,353.03 : x
  2. Step 2: Convert to fraction form
    1,627,429.57/2,441,245.84 = 429,353.03/x
  3. Step 3: Cross multiply
    1,627,429.57x = 2,441,245.84 × 429,353.03
  4. Step 4: Simplify right side
    1,627,429.57x = 1,048,156,303,408.63
  5. Step 5: Solve for x
    x = 1,048,156,303,408.63/1,627,429.57
  6. Step 6: Final answer
    x = 644,056.32

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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.