Home / 2,686,156.92-4,030,635.06-1,189,899

Finding the Fourth Proportional to 2,686,156.92, 4,030,635.06 and 1,189,899

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Solution

The fourth proportional to 2,686,156.92, 4,030,635.06 and 1,189,899 is: 1,785,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,156.92 : 4,030,635.06 = 1,189,899 : x
  2. Step 2: Convert to fraction form
    2,686,156.92/4,030,635.06 = 1,189,899/x
  3. Step 3: Cross multiply
    2,686,156.92x = 4,030,635.06 × 1,189,899
  4. Step 4: Simplify right side
    2,686,156.92x = 4,796,048,627,258.94
  5. Step 5: Solve for x
    x = 4,796,048,627,258.94/2,686,156.92
  6. Step 6: Final answer
    x = 1,785,468.52

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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.