Home / 3,318,605.70-4,580,112.60-1,868,583.69

Finding the Fourth Proportional to 3,318,605.70, 4,580,112.60 and 1,868,583.69

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Solution

The fourth proportional to 3,318,605.70, 4,580,112.60 and 1,868,583.69 is: 2,578,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,605.70 : 4,580,112.60 = 1,868,583.69 : x
  2. Step 2: Convert to fraction form
    3,318,605.70/4,580,112.60 = 1,868,583.69/x
  3. Step 3: Cross multiply
    3,318,605.70x = 4,580,112.60 × 1,868,583.69
  4. Step 4: Simplify right side
    3,318,605.70x = 8,558,323,702,723.49
  5. Step 5: Solve for x
    x = 8,558,323,702,723.49/3,318,605.70
  6. Step 6: Final answer
    x = 2,578,891.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.