Home / 1,214,179.69-1,820,952.16-361,021.58

Finding the Fourth Proportional to 1,214,179.69, 1,820,952.16 and 361,021.58

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Solution

The fourth proportional to 1,214,179.69, 1,820,952.16 and 361,021.58 is: 541,437.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,179.69 : 1,820,952.16 = 361,021.58 : x
  2. Step 2: Convert to fraction form
    1,214,179.69/1,820,952.16 = 361,021.58/x
  3. Step 3: Cross multiply
    1,214,179.69x = 1,820,952.16 × 361,021.58
  4. Step 4: Simplify right side
    1,214,179.69x = 657,403,014,997.74
  5. Step 5: Solve for x
    x = 657,403,014,997.74/1,214,179.69
  6. Step 6: Final answer
    x = 541,437.99

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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.