Home / 4,523,431.61-6,775,403.85-2,123,680.25

Finding the Fourth Proportional to 4,523,431.61, 6,775,403.85 and 2,123,680.25

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Solution

The fourth proportional to 4,523,431.61, 6,775,403.85 and 2,123,680.25 is: 3,180,945.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523,431.61 : 6,775,403.85 = 2,123,680.25 : x
  2. Step 2: Convert to fraction form
    4,523,431.61/6,775,403.85 = 2,123,680.25/x
  3. Step 3: Cross multiply
    4,523,431.61x = 6,775,403.85 × 2,123,680.25
  4. Step 4: Simplify right side
    4,523,431.61x = 14,388,791,308,141.94
  5. Step 5: Solve for x
    x = 14,388,791,308,141.94/4,523,431.61
  6. Step 6: Final answer
    x = 3,180,945.92

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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.