Finding the Fourth Proportional to 4,795,783.53, 6,617,975.99 and 2,620,292.01
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Solution
The fourth proportional to 4,795,783.53, 6,617,975.99 and 2,620,292.01 is: 3,615,890.81
Step by Step Solution
- Step 1: Write the proportion equation
4,795,783.53 : 6,617,975.99 = 2,620,292.01 : x - Step 2: Convert to fraction form
4,795,783.53/6,617,975.99 = 2,620,292.01/x - Step 3: Cross multiply
4,795,783.53x = 6,617,975.99 × 2,620,292.01 - Step 4: Simplify right side
4,795,783.53x = 17,341,029,595,867.38 - Step 5: Solve for x
x = 17,341,029,595,867.38/4,795,783.53 - Step 6: Final answer
x = 3,615,890.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.