Home / 1,742,422.06-2,613,764.31-480,238.75

Finding the Fourth Proportional to 1,742,422.06, 2,613,764.31 and 480,238.75

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Solution

The fourth proportional to 1,742,422.06, 2,613,764.31 and 480,238.75 is: 720,394.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,422.06 : 2,613,764.31 = 480,238.75 : x
  2. Step 2: Convert to fraction form
    1,742,422.06/2,613,764.31 = 480,238.75/x
  3. Step 3: Cross multiply
    1,742,422.06x = 2,613,764.31 × 480,238.75
  4. Step 4: Simplify right side
    1,742,422.06x = 1,255,230,905,029.01
  5. Step 5: Solve for x
    x = 1,255,230,905,029.01/1,742,422.06
  6. Step 6: Final answer
    x = 720,394.29

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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.