Finding the Fourth Proportional to 3,571,823.61, 5,358,473.55 and 1,175,812.02
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Solution
The fourth proportional to 3,571,823.61, 5,358,473.55 and 1,175,812.02 is: 1,763,961.02
Step by Step Solution
- Step 1: Write the proportion equation
3,571,823.61 : 5,358,473.55 = 1,175,812.02 : x - Step 2: Convert to fraction form
3,571,823.61/5,358,473.55 = 1,175,812.02/x - Step 3: Cross multiply
3,571,823.61x = 5,358,473.55 × 1,175,812.02 - Step 4: Simplify right side
3,571,823.61x = 6,300,557,608,942.07 - Step 5: Solve for x
x = 6,300,557,608,942.07/3,571,823.61 - Step 6: Final answer
x = 1,763,961.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.