Home / 2,630,783.20-3,947,211.60-1,033,074.40

Finding the Fourth Proportional to 2,630,783.20, 3,947,211.60 and 1,033,074.40

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Solution

The fourth proportional to 2,630,783.20, 3,947,211.60 and 1,033,074.40 is: 1,550,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,783.20 : 3,947,211.60 = 1,033,074.40 : x
  2. Step 2: Convert to fraction form
    2,630,783.20/3,947,211.60 = 1,033,074.40/x
  3. Step 3: Cross multiply
    2,630,783.20x = 3,947,211.60 × 1,033,074.40
  4. Step 4: Simplify right side
    2,630,783.20x = 4,077,763,255,343.04
  5. Step 5: Solve for x
    x = 4,077,763,255,343.04/2,630,783.20
  6. Step 6: Final answer
    x = 1,550,018.74

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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.