Finding the Fourth Proportional to 5,225,171.67, 7,838,252.19 and 2,030,544.21
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Solution
The fourth proportional to 5,225,171.67, 7,838,252.19 and 2,030,544.21 is: 3,046,008.55
Step by Step Solution
- Step 1: Write the proportion equation
5,225,171.67 : 7,838,252.19 = 2,030,544.21 : x - Step 2: Convert to fraction form
5,225,171.67/7,838,252.19 = 2,030,544.21/x - Step 3: Cross multiply
5,225,171.67x = 7,838,252.19 × 2,030,544.21 - Step 4: Simplify right side
5,225,171.67x = 15,915,917,600,924.32 - Step 5: Solve for x
x = 15,915,917,600,924.32/5,225,171.67 - Step 6: Final answer
x = 3,046,008.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.