Home / 1,899,786.79-2,621,627.01-1,040,332.24

Finding the Fourth Proportional to 1,899,786.79, 2,621,627.01 and 1,040,332.24

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Solution

The fourth proportional to 1,899,786.79, 2,621,627.01 and 1,040,332.24 is: 1,435,615.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,786.79 : 2,621,627.01 = 1,040,332.24 : x
  2. Step 2: Convert to fraction form
    1,899,786.79/2,621,627.01 = 1,040,332.24/x
  3. Step 3: Cross multiply
    1,899,786.79x = 2,621,627.01 × 1,040,332.24
  4. Step 4: Simplify right side
    1,899,786.79x = 2,727,363,099,757.80
  5. Step 5: Solve for x
    x = 2,727,363,099,757.80/1,899,786.79
  6. Step 6: Final answer
    x = 1,435,615.36

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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.