Home / 5,315,338.44-7,974,170.45-1,721,468.67

Finding the Fourth Proportional to 5,315,338.44, 7,974,170.45 and 1,721,468.67

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Solution

The fourth proportional to 5,315,338.44, 7,974,170.45 and 1,721,468.67 is: 2,582,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,338.44 : 7,974,170.45 = 1,721,468.67 : x
  2. Step 2: Convert to fraction form
    5,315,338.44/7,974,170.45 = 1,721,468.67/x
  3. Step 3: Cross multiply
    5,315,338.44x = 7,974,170.45 × 1,721,468.67
  4. Step 4: Simplify right side
    5,315,338.44x = 13,727,284,634,141.89
  5. Step 5: Solve for x
    x = 13,727,284,634,141.89/5,315,338.44
  6. Step 6: Final answer
    x = 2,582,579.60

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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.