Home / 3,309,091.80-4,963,923.60-912,936.44

Finding the Fourth Proportional to 3,309,091.80, 4,963,923.60 and 912,936.44

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Solution

The fourth proportional to 3,309,091.80, 4,963,923.60 and 912,936.44 is: 1,369,483.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,091.80 : 4,963,923.60 = 912,936.44 : x
  2. Step 2: Convert to fraction form
    3,309,091.80/4,963,923.60 = 912,936.44/x
  3. Step 3: Cross multiply
    3,309,091.80x = 4,963,923.60 × 912,936.44
  4. Step 4: Simplify right side
    3,309,091.80x = 4,531,746,714,996.37
  5. Step 5: Solve for x
    x = 4,531,746,714,996.37/3,309,091.80
  6. Step 6: Final answer
    x = 1,369,483.53

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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.