Home / 3,620,349.89-5,430,453.83-1,461,317.57

Finding the Fourth Proportional to 3,620,349.89, 5,430,453.83 and 1,461,317.57

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Solution

The fourth proportional to 3,620,349.89, 5,430,453.83 and 1,461,317.57 is: 2,191,947.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,349.89 : 5,430,453.83 = 1,461,317.57 : x
  2. Step 2: Convert to fraction form
    3,620,349.89/5,430,453.83 = 1,461,317.57/x
  3. Step 3: Cross multiply
    3,620,349.89x = 5,430,453.83 × 1,461,317.57
  4. Step 4: Simplify right side
    3,620,349.89x = 7,935,617,587,546.21
  5. Step 5: Solve for x
    x = 7,935,617,587,546.21/3,620,349.89
  6. Step 6: Final answer
    x = 2,191,947.69

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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.