Home / 2,895,979.20-4,343,191.20-1,212,734.40

Finding the Fourth Proportional to 2,895,979.20, 4,343,191.20 and 1,212,734.40

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Solution

The fourth proportional to 2,895,979.20, 4,343,191.20 and 1,212,734.40 is: 1,818,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,979.20 : 4,343,191.20 = 1,212,734.40 : x
  2. Step 2: Convert to fraction form
    2,895,979.20/4,343,191.20 = 1,212,734.40/x
  3. Step 3: Cross multiply
    2,895,979.20x = 4,343,191.20 × 1,212,734.40
  4. Step 4: Simplify right side
    2,895,979.20x = 5,267,137,374,017.28
  5. Step 5: Solve for x
    x = 5,267,137,374,017.28/2,895,979.20
  6. Step 6: Final answer
    x = 1,818,775.97

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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.