Home / 5,205,478.12-7,809,563.40-3,048,325

Finding the Fourth Proportional to 5,205,478.12, 7,809,563.40 and 3,048,325

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Solution

The fourth proportional to 5,205,478.12, 7,809,563.40 and 3,048,325 is: 4,573,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,478.12 : 7,809,563.40 = 3,048,325 : x
  2. Step 2: Convert to fraction form
    5,205,478.12/7,809,563.40 = 3,048,325/x
  3. Step 3: Cross multiply
    5,205,478.12x = 7,809,563.40 × 3,048,325
  4. Step 4: Simplify right side
    5,205,478.12x = 23,806,087,351,305
  5. Step 5: Solve for x
    x = 23,806,087,351,305/5,205,478.12
  6. Step 6: Final answer
    x = 4,573,275.85

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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.