Finding the Fourth Proportional to 5,396,226.84, 7,447,552.53 and 3,435,478.52
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Solution
The fourth proportional to 5,396,226.84, 7,447,552.53 and 3,435,478.52 is: 4,741,443.88
Step by Step Solution
- Step 1: Write the proportion equation
5,396,226.84 : 7,447,552.53 = 3,435,478.52 : x - Step 2: Convert to fraction form
5,396,226.84/7,447,552.53 = 3,435,478.52/x - Step 3: Cross multiply
5,396,226.84x = 7,447,552.53 × 3,435,478.52 - Step 4: Simplify right side
5,396,226.84x = 25,585,906,743,386.66 - Step 5: Solve for x
x = 25,585,906,743,386.66/5,396,226.84 - Step 6: Final answer
x = 4,741,443.88
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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.