Home / 1,434,975.48-2,150,986.32-636,633

Finding the Fourth Proportional to 1,434,975.48, 2,150,986.32 and 636,633

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Solution

The fourth proportional to 1,434,975.48, 2,150,986.32 and 636,633 is: 954,294.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,975.48 : 2,150,986.32 = 636,633 : x
  2. Step 2: Convert to fraction form
    1,434,975.48/2,150,986.32 = 636,633/x
  3. Step 3: Cross multiply
    1,434,975.48x = 2,150,986.32 × 636,633
  4. Step 4: Simplify right side
    1,434,975.48x = 1,369,388,873,860.56
  5. Step 5: Solve for x
    x = 1,369,388,873,860.56/1,434,975.48
  6. Step 6: Final answer
    x = 954,294.27

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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.