Home / 3,785,756.70-5,678,684.22-1,090,126.10

Finding the Fourth Proportional to 3,785,756.70, 5,678,684.22 and 1,090,126.10

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Solution

The fourth proportional to 3,785,756.70, 5,678,684.22 and 1,090,126.10 is: 1,635,203.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,756.70 : 5,678,684.22 = 1,090,126.10 : x
  2. Step 2: Convert to fraction form
    3,785,756.70/5,678,684.22 = 1,090,126.10/x
  3. Step 3: Cross multiply
    3,785,756.70x = 5,678,684.22 × 1,090,126.10
  4. Step 4: Simplify right side
    3,785,756.70x = 6,190,481,881,880.14
  5. Step 5: Solve for x
    x = 6,190,481,881,880.14/3,785,756.70
  6. Step 6: Final answer
    x = 1,635,203.31

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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.