Home / 1,278,556.58-1,764,709.64-735,007.33

Finding the Fourth Proportional to 1,278,556.58, 1,764,709.64 and 735,007.33

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Solution

The fourth proportional to 1,278,556.58, 1,764,709.64 and 735,007.33 is: 1,014,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,556.58 : 1,764,709.64 = 735,007.33 : x
  2. Step 2: Convert to fraction form
    1,278,556.58/1,764,709.64 = 735,007.33/x
  3. Step 3: Cross multiply
    1,278,556.58x = 1,764,709.64 × 735,007.33
  4. Step 4: Simplify right side
    1,278,556.58x = 1,297,074,522,008.79
  5. Step 5: Solve for x
    x = 1,297,074,522,008.79/1,278,556.58
  6. Step 6: Final answer
    x = 1,014,483.47

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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.