Home / 4,789,920.60-7,184,880.90-3,089,309.40

Finding the Fourth Proportional to 4,789,920.60, 7,184,880.90 and 3,089,309.40

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Solution

The fourth proportional to 4,789,920.60, 7,184,880.90 and 3,089,309.40 is: 4,633,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,920.60 : 7,184,880.90 = 3,089,309.40 : x
  2. Step 2: Convert to fraction form
    4,789,920.60/7,184,880.90 = 3,089,309.40/x
  3. Step 3: Cross multiply
    4,789,920.60x = 7,184,880.90 × 3,089,309.40
  4. Step 4: Simplify right side
    4,789,920.60x = 22,196,320,102,250.46
  5. Step 5: Solve for x
    x = 22,196,320,102,250.46/4,789,920.60
  6. Step 6: Final answer
    x = 4,633,964.10

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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.