Home / 2,287,826.69-3,157,480.80-1,320,955.35

Finding the Fourth Proportional to 2,287,826.69, 3,157,480.80 and 1,320,955.35

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Solution

The fourth proportional to 2,287,826.69, 3,157,480.80 and 1,320,955.35 is: 1,823,080.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,826.69 : 3,157,480.80 = 1,320,955.35 : x
  2. Step 2: Convert to fraction form
    2,287,826.69/3,157,480.80 = 1,320,955.35/x
  3. Step 3: Cross multiply
    2,287,826.69x = 3,157,480.80 × 1,320,955.35
  4. Step 4: Simplify right side
    2,287,826.69x = 4,170,891,155,282.28
  5. Step 5: Solve for x
    x = 4,170,891,155,282.28/2,287,826.69
  6. Step 6: Final answer
    x = 1,823,080.04

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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.