Home / 3,151,224.09-4,725,844.65-1,020,813.93

Finding the Fourth Proportional to 3,151,224.09, 4,725,844.65 and 1,020,813.93

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Solution

The fourth proportional to 3,151,224.09, 4,725,844.65 and 1,020,813.93 is: 1,530,899.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,224.09 : 4,725,844.65 = 1,020,813.93 : x
  2. Step 2: Convert to fraction form
    3,151,224.09/4,725,844.65 = 1,020,813.93/x
  3. Step 3: Cross multiply
    3,151,224.09x = 4,725,844.65 × 1,020,813.93
  4. Step 4: Simplify right side
    3,151,224.09x = 4,824,208,049,735.98
  5. Step 5: Solve for x
    x = 4,824,208,049,735.98/3,151,224.09
  6. Step 6: Final answer
    x = 1,530,899.71

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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.