Home / 1,798,961.37-2,697,640.23-519,264.60

Finding the Fourth Proportional to 1,798,961.37, 2,697,640.23 and 519,264.60

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Solution

The fourth proportional to 1,798,961.37, 2,697,640.23 and 519,264.60 is: 778,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,961.37 : 2,697,640.23 = 519,264.60 : x
  2. Step 2: Convert to fraction form
    1,798,961.37/2,697,640.23 = 519,264.60/x
  3. Step 3: Cross multiply
    1,798,961.37x = 2,697,640.23 × 519,264.60
  4. Step 4: Simplify right side
    1,798,961.37x = 1,400,789,085,091.01
  5. Step 5: Solve for x
    x = 1,400,789,085,091.01/1,798,961.37
  6. Step 6: Final answer
    x = 778,665.46

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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.