Home / 1,586,401.83-2,379,297.11-449,155.35

Finding the Fourth Proportional to 1,586,401.83, 2,379,297.11 and 449,155.35

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Solution

The fourth proportional to 1,586,401.83, 2,379,297.11 and 449,155.35 is: 673,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,401.83 : 2,379,297.11 = 449,155.35 : x
  2. Step 2: Convert to fraction form
    1,586,401.83/2,379,297.11 = 449,155.35/x
  3. Step 3: Cross multiply
    1,586,401.83x = 2,379,297.11 × 449,155.35
  4. Step 4: Simplify right side
    1,586,401.83x = 1,068,674,023,950.26
  5. Step 5: Solve for x
    x = 1,068,674,023,950.26/1,586,401.83
  6. Step 6: Final answer
    x = 673,646.49

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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.