Home / 2,855,071.11-4,280,895.89-908,958.63

Finding the Fourth Proportional to 2,855,071.11, 4,280,895.89 and 908,958.63

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Solution

The fourth proportional to 2,855,071.11, 4,280,895.89 and 908,958.63 is: 1,362,893.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,071.11 : 4,280,895.89 = 908,958.63 : x
  2. Step 2: Convert to fraction form
    2,855,071.11/4,280,895.89 = 908,958.63/x
  3. Step 3: Cross multiply
    2,855,071.11x = 4,280,895.89 × 908,958.63
  4. Step 4: Simplify right side
    2,855,071.11x = 3,891,157,263,347.03
  5. Step 5: Solve for x
    x = 3,891,157,263,347.03/2,855,071.11
  6. Step 6: Final answer
    x = 1,362,893.29

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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.