Home / 1,396,145.52-2,097,367.56-835,573.68

Finding the Fourth Proportional to 1,396,145.52, 2,097,367.56 and 835,573.68

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Solution

The fourth proportional to 1,396,145.52, 2,097,367.56 and 835,573.68 is: 1,255,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,145.52 : 2,097,367.56 = 835,573.68 : x
  2. Step 2: Convert to fraction form
    1,396,145.52/2,097,367.56 = 835,573.68/x
  3. Step 3: Cross multiply
    1,396,145.52x = 2,097,367.56 × 835,573.68
  4. Step 4: Simplify right side
    1,396,145.52x = 1,752,505,130,421.82
  5. Step 5: Solve for x
    x = 1,752,505,130,421.82/1,396,145.52
  6. Step 6: Final answer
    x = 1,255,245.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.