Home / 1,249,636.50-1,873,192.44-492,009.59

Finding the Fourth Proportional to 1,249,636.50, 1,873,192.44 and 492,009.59

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Solution

The fourth proportional to 1,249,636.50, 1,873,192.44 and 492,009.59 is: 737,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,636.50 : 1,873,192.44 = 492,009.59 : x
  2. Step 2: Convert to fraction form
    1,249,636.50/1,873,192.44 = 492,009.59/x
  3. Step 3: Cross multiply
    1,249,636.50x = 1,873,192.44 × 492,009.59
  4. Step 4: Simplify right side
    1,249,636.50x = 921,628,635,029.54
  5. Step 5: Solve for x
    x = 921,628,635,029.54/1,249,636.50
  6. Step 6: Final answer
    x = 737,517.38

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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.