Finding the Fourth Proportional to 3,746,812.82, 5,170,696.18 and 2,297,307.50
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Solution
The fourth proportional to 3,746,812.82, 5,170,696.18 and 2,297,307.50 is: 3,170,342.28
Step by Step Solution
- Step 1: Write the proportion equation
3,746,812.82 : 5,170,696.18 = 2,297,307.50 : x - Step 2: Convert to fraction form
3,746,812.82/5,170,696.18 = 2,297,307.50/x - Step 3: Cross multiply
3,746,812.82x = 5,170,696.18 × 2,297,307.50 - Step 4: Simplify right side
3,746,812.82x = 11,878,679,088,681.87 - Step 5: Solve for x
x = 11,878,679,088,681.87/3,746,812.82 - Step 6: Final answer
x = 3,170,342.28
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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.