Home / 5,258,873.89-7,889,333.26-2,020,174.75

Finding the Fourth Proportional to 5,258,873.89, 7,889,333.26 and 2,020,174.75

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Solution

The fourth proportional to 5,258,873.89, 7,889,333.26 and 2,020,174.75 is: 3,030,654.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,873.89 : 7,889,333.26 = 2,020,174.75 : x
  2. Step 2: Convert to fraction form
    5,258,873.89/7,889,333.26 = 2,020,174.75/x
  3. Step 3: Cross multiply
    5,258,873.89x = 7,889,333.26 × 2,020,174.75
  4. Step 4: Simplify right side
    5,258,873.89x = 15,937,831,846,187.18
  5. Step 5: Solve for x
    x = 15,937,831,846,187.18/5,258,873.89
  6. Step 6: Final answer
    x = 3,030,654.89

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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.