Home / 1,465,638.39-2,208,441.69-1,205,232.30

Finding the Fourth Proportional to 1,465,638.39, 2,208,441.69 and 1,205,232.30

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Solution

The fourth proportional to 1,465,638.39, 2,208,441.69 and 1,205,232.30 is: 1,816,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,638.39 : 2,208,441.69 = 1,205,232.30 : x
  2. Step 2: Convert to fraction form
    1,465,638.39/2,208,441.69 = 1,205,232.30/x
  3. Step 3: Cross multiply
    1,465,638.39x = 2,208,441.69 × 1,205,232.30
  4. Step 4: Simplify right side
    1,465,638.39x = 2,661,685,257,454.59
  5. Step 5: Solve for x
    x = 2,661,685,257,454.59/1,465,638.39
  6. Step 6: Final answer
    x = 1,816,058.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.