Home / 1,858,408.20-2,787,612.30-736,331.40

Finding the Fourth Proportional to 1,858,408.20, 2,787,612.30 and 736,331.40

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Solution

The fourth proportional to 1,858,408.20, 2,787,612.30 and 736,331.40 is: 1,104,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,408.20 : 2,787,612.30 = 736,331.40 : x
  2. Step 2: Convert to fraction form
    1,858,408.20/2,787,612.30 = 736,331.40/x
  3. Step 3: Cross multiply
    1,858,408.20x = 2,787,612.30 × 736,331.40
  4. Step 4: Simplify right side
    1,858,408.20x = 2,052,606,467,516.22
  5. Step 5: Solve for x
    x = 2,052,606,467,516.22/1,858,408.20
  6. Step 6: Final answer
    x = 1,104,497.10

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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.