Home / 1,848,776.78-2,785,784.42-1,519,200.32

Finding the Fourth Proportional to 1,848,776.78, 2,785,784.42 and 1,519,200.32

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Solution

The fourth proportional to 1,848,776.78, 2,785,784.42 and 1,519,200.32 is: 2,289,170.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,776.78 : 2,785,784.42 = 1,519,200.32 : x
  2. Step 2: Convert to fraction form
    1,848,776.78/2,785,784.42 = 1,519,200.32/x
  3. Step 3: Cross multiply
    1,848,776.78x = 2,785,784.42 × 1,519,200.32
  4. Step 4: Simplify right side
    1,848,776.78x = 4,232,164,582,315.01
  5. Step 5: Solve for x
    x = 4,232,164,582,315.01/1,848,776.78
  6. Step 6: Final answer
    x = 2,289,170.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.