Home / 1,325,568.90-1,985,594.63-843,408.30

Finding the Fourth Proportional to 1,325,568.90, 1,985,594.63 and 843,408.30

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Solution

The fourth proportional to 1,325,568.90, 1,985,594.63 and 843,408.30 is: 1,263,357.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,568.90 : 1,985,594.63 = 843,408.30 : x
  2. Step 2: Convert to fraction form
    1,325,568.90/1,985,594.63 = 843,408.30/x
  3. Step 3: Cross multiply
    1,325,568.90x = 1,985,594.63 × 843,408.30
  4. Step 4: Simplify right side
    1,325,568.90x = 1,674,667,002,525.70
  5. Step 5: Solve for x
    x = 1,674,667,002,525.70/1,325,568.90
  6. Step 6: Final answer
    x = 1,263,357.19

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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.