Home / 2,963,785.70-4,090,028.43-1,605,658.70

Finding the Fourth Proportional to 2,963,785.70, 4,090,028.43 and 1,605,658.70

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Solution

The fourth proportional to 2,963,785.70, 4,090,028.43 and 1,605,658.70 is: 2,215,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,785.70 : 4,090,028.43 = 1,605,658.70 : x
  2. Step 2: Convert to fraction form
    2,963,785.70/4,090,028.43 = 1,605,658.70/x
  3. Step 3: Cross multiply
    2,963,785.70x = 4,090,028.43 × 1,605,658.70
  4. Step 4: Simplify right side
    2,963,785.70x = 6,567,189,731,876.84
  5. Step 5: Solve for x
    x = 6,567,189,731,876.84/2,963,785.70
  6. Step 6: Final answer
    x = 2,215,811.26

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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.