Home / 1,846,806.80-2,548,160.52-1,121,634.32

Finding the Fourth Proportional to 1,846,806.80, 2,548,160.52 and 1,121,634.32

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Solution

The fourth proportional to 1,846,806.80, 2,548,160.52 and 1,121,634.32 is: 1,547,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846,806.80 : 2,548,160.52 = 1,121,634.32 : x
  2. Step 2: Convert to fraction form
    1,846,806.80/2,548,160.52 = 1,121,634.32/x
  3. Step 3: Cross multiply
    1,846,806.80x = 2,548,160.52 × 1,121,634.32
  4. Step 4: Simplify right side
    1,846,806.80x = 2,858,104,292,101.05
  5. Step 5: Solve for x
    x = 2,858,104,292,101.05/1,846,806.80
  6. Step 6: Final answer
    x = 1,547,592.47

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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.