Home / 2,470,420.55-3,408,403.22-1,382,519.27

Finding the Fourth Proportional to 2,470,420.55, 3,408,403.22 and 1,382,519.27

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Solution

The fourth proportional to 2,470,420.55, 3,408,403.22 and 1,382,519.27 is: 1,907,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470,420.55 : 3,408,403.22 = 1,382,519.27 : x
  2. Step 2: Convert to fraction form
    2,470,420.55/3,408,403.22 = 1,382,519.27/x
  3. Step 3: Cross multiply
    2,470,420.55x = 3,408,403.22 × 1,382,519.27
  4. Step 4: Simplify right side
    2,470,420.55x = 4,712,183,124,667.45
  5. Step 5: Solve for x
    x = 4,712,183,124,667.45/2,470,420.55
  6. Step 6: Final answer
    x = 1,907,441.68

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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.