Home / 2,912,768.94-4,366,122.02-1,631,497.90

Finding the Fourth Proportional to 2,912,768.94, 4,366,122.02 and 1,631,497.90

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Solution

The fourth proportional to 2,912,768.94, 4,366,122.02 and 1,631,497.90 is: 2,445,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,768.94 : 4,366,122.02 = 1,631,497.90 : x
  2. Step 2: Convert to fraction form
    2,912,768.94/4,366,122.02 = 1,631,497.90/x
  3. Step 3: Cross multiply
    2,912,768.94x = 4,366,122.02 × 1,631,497.90
  4. Step 4: Simplify right side
    2,912,768.94x = 7,123,318,897,416.97
  5. Step 5: Solve for x
    x = 7,123,318,897,416.97/2,912,768.94
  6. Step 6: Final answer
    x = 2,445,548.91

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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.