Home / 1,485,785.96-2,050,392.82-806,722.48

Finding the Fourth Proportional to 1,485,785.96, 2,050,392.82 and 806,722.48

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Solution

The fourth proportional to 1,485,785.96, 2,050,392.82 and 806,722.48 is: 1,113,281.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,785.96 : 2,050,392.82 = 806,722.48 : x
  2. Step 2: Convert to fraction form
    1,485,785.96/2,050,392.82 = 806,722.48/x
  3. Step 3: Cross multiply
    1,485,785.96x = 2,050,392.82 × 806,722.48
  4. Step 4: Simplify right side
    1,485,785.96x = 1,654,097,980,724.59
  5. Step 5: Solve for x
    x = 1,654,097,980,724.59/1,485,785.96
  6. Step 6: Final answer
    x = 1,113,281.47

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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.