Home / 2,880,059.60-4,309,591.80-2,628,117.20

Finding the Fourth Proportional to 2,880,059.60, 4,309,591.80 and 2,628,117.20

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Solution

The fourth proportional to 2,880,059.60, 4,309,591.80 and 2,628,117.20 is: 3,932,596.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,059.60 : 4,309,591.80 = 2,628,117.20 : x
  2. Step 2: Convert to fraction form
    2,880,059.60/4,309,591.80 = 2,628,117.20/x
  3. Step 3: Cross multiply
    2,880,059.60x = 4,309,591.80 × 2,628,117.20
  4. Step 4: Simplify right side
    2,880,059.60x = 11,326,112,334,558.96
  5. Step 5: Solve for x
    x = 11,326,112,334,558.96/2,880,059.60
  6. Step 6: Final answer
    x = 3,932,596.51

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1.5x scale

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.