Home / 4,890,266.20-7,340,928.90-2,896,845.40

Finding the Fourth Proportional to 4,890,266.20, 7,340,928.90 and 2,896,845.40

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Solution

The fourth proportional to 4,890,266.20, 7,340,928.90 and 2,896,845.40 is: 4,348,543.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,266.20 : 7,340,928.90 = 2,896,845.40 : x
  2. Step 2: Convert to fraction form
    4,890,266.20/7,340,928.90 = 2,896,845.40/x
  3. Step 3: Cross multiply
    4,890,266.20x = 7,340,928.90 × 2,896,845.40
  4. Step 4: Simplify right side
    4,890,266.20x = 21,265,536,115,692.06
  5. Step 5: Solve for x
    x = 21,265,536,115,692.06/4,890,266.20
  6. Step 6: Final answer
    x = 4,348,543.67

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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.