Home / 3,045,434.94-4,202,299.88-1,821,293.28

Finding the Fourth Proportional to 3,045,434.94, 4,202,299.88 and 1,821,293.28

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Solution

The fourth proportional to 3,045,434.94, 4,202,299.88 and 1,821,293.28 is: 2,513,145.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,434.94 : 4,202,299.88 = 1,821,293.28 : x
  2. Step 2: Convert to fraction form
    3,045,434.94/4,202,299.88 = 1,821,293.28/x
  3. Step 3: Cross multiply
    3,045,434.94x = 4,202,299.88 × 1,821,293.28
  4. Step 4: Simplify right side
    3,045,434.94x = 7,653,620,531,988.81
  5. Step 5: Solve for x
    x = 7,653,620,531,988.81/3,045,434.94
  6. Step 6: Final answer
    x = 2,513,145.31

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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.