Home / 4,920,906.30-7,381,359.45-2,897,072.70

Finding the Fourth Proportional to 4,920,906.30, 7,381,359.45 and 2,897,072.70

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Solution

The fourth proportional to 4,920,906.30, 7,381,359.45 and 2,897,072.70 is: 4,345,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,906.30 : 7,381,359.45 = 2,897,072.70 : x
  2. Step 2: Convert to fraction form
    4,920,906.30/7,381,359.45 = 2,897,072.70/x
  3. Step 3: Cross multiply
    4,920,906.30x = 7,381,359.45 × 2,897,072.70
  4. Step 4: Simplify right side
    4,920,906.30x = 21,384,334,951,482.02
  5. Step 5: Solve for x
    x = 21,384,334,951,482.02/4,920,906.30
  6. Step 6: Final answer
    x = 4,345,609.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.