Home / 1,899,746.78-2,621,571.81-1,040,292.23

Finding the Fourth Proportional to 1,899,746.78, 2,621,571.81 and 1,040,292.23

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Solution

The fourth proportional to 1,899,746.78, 2,621,571.81 and 1,040,292.23 is: 1,435,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,746.78 : 2,621,571.81 = 1,040,292.23 : x
  2. Step 2: Convert to fraction form
    1,899,746.78/2,621,571.81 = 1,040,292.23/x
  3. Step 3: Cross multiply
    1,899,746.78x = 2,621,571.81 × 1,040,292.23
  4. Step 4: Simplify right side
    1,899,746.78x = 2,727,200,771,222.18
  5. Step 5: Solve for x
    x = 2,727,200,771,222.18/1,899,746.78
  6. Step 6: Final answer
    x = 1,435,560.15

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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.