Home / 2,963,789.71-4,090,033.95-1,605,662.71

Finding the Fourth Proportional to 2,963,789.71, 4,090,033.95 and 1,605,662.71

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Solution

The fourth proportional to 2,963,789.71, 4,090,033.95 and 1,605,662.71 is: 2,215,816.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,789.71 : 4,090,033.95 = 1,605,662.71 : x
  2. Step 2: Convert to fraction form
    2,963,789.71/4,090,033.95 = 1,605,662.71/x
  3. Step 3: Cross multiply
    2,963,789.71x = 4,090,033.95 × 1,605,662.71
  4. Step 4: Simplify right side
    2,963,789.71x = 6,567,214,996,149.01
  5. Step 5: Solve for x
    x = 6,567,214,996,149.01/2,963,789.71
  6. Step 6: Final answer
    x = 2,215,816.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.