Finding the Fourth Proportional to 4,881,332.65, 6,736,293.86 and 2,788,452.26
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Solution
The fourth proportional to 4,881,332.65, 6,736,293.86 and 2,788,452.26 is: 3,848,095.43
Step by Step Solution
- Step 1: Write the proportion equation
4,881,332.65 : 6,736,293.86 = 2,788,452.26 : x - Step 2: Convert to fraction form
4,881,332.65/6,736,293.86 = 2,788,452.26/x - Step 3: Cross multiply
4,881,332.65x = 6,736,293.86 × 2,788,452.26 - Step 4: Simplify right side
4,881,332.65x = 18,783,833,840,839.60 - Step 5: Solve for x
x = 18,783,833,840,839.60/4,881,332.65 - Step 6: Final answer
x = 3,848,095.43
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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.