Home / 1,422,441-2,133,218.63-475,590.29

Finding the Fourth Proportional to 1,422,441, 2,133,218.63 and 475,590.29

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Solution

The fourth proportional to 1,422,441, 2,133,218.63 and 475,590.29 is: 713,237.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,441 : 2,133,218.63 = 475,590.29 : x
  2. Step 2: Convert to fraction form
    1,422,441/2,133,218.63 = 475,590.29/x
  3. Step 3: Cross multiply
    1,422,441x = 2,133,218.63 × 475,590.29
  4. Step 4: Simplify right side
    1,422,441x = 1,014,538,057,397.99
  5. Step 5: Solve for x
    x = 1,014,538,057,397.99/1,422,441
  6. Step 6: Final answer
    x = 713,237.36

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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.