Home / 1,278,221.16-1,764,584.43-794,942.01

Finding the Fourth Proportional to 1,278,221.16, 1,764,584.43 and 794,942.01

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Solution

The fourth proportional to 1,278,221.16, 1,764,584.43 and 794,942.01 is: 1,097,417.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,221.16 : 1,764,584.43 = 794,942.01 : x
  2. Step 2: Convert to fraction form
    1,278,221.16/1,764,584.43 = 794,942.01/x
  3. Step 3: Cross multiply
    1,278,221.16x = 1,764,584.43 × 794,942.01
  4. Step 4: Simplify right side
    1,278,221.16x = 1,402,742,293,598.90
  5. Step 5: Solve for x
    x = 1,402,742,293,598.90/1,278,221.16
  6. Step 6: Final answer
    x = 1,097,417.52

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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.