Home / 3,465,716.70-4,782,368.08-1,916,945.04

Finding the Fourth Proportional to 3,465,716.70, 4,782,368.08 and 1,916,945.04

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Solution

The fourth proportional to 3,465,716.70, 4,782,368.08 and 1,916,945.04 is: 2,645,206.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,716.70 : 4,782,368.08 = 1,916,945.04 : x
  2. Step 2: Convert to fraction form
    3,465,716.70/4,782,368.08 = 1,916,945.04/x
  3. Step 3: Cross multiply
    3,465,716.70x = 4,782,368.08 × 1,916,945.04
  4. Step 4: Simplify right side
    3,465,716.70x = 9,167,536,770,410.32
  5. Step 5: Solve for x
    x = 9,167,536,770,410.32/3,465,716.70
  6. Step 6: Final answer
    x = 2,645,206.62

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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.