Finding the Fourth Proportional to 5,202,802.67, 7,802,263.04 and 1,790,124.03
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Solution
The fourth proportional to 5,202,802.67, 7,802,263.04 and 1,790,124.03 is: 2,684,518.22
Step by Step Solution
- Step 1: Write the proportion equation
5,202,802.67 : 7,802,263.04 = 1,790,124.03 : x - Step 2: Convert to fraction form
5,202,802.67/7,802,263.04 = 1,790,124.03/x - Step 3: Cross multiply
5,202,802.67x = 7,802,263.04 × 1,790,124.03 - Step 4: Simplify right side
5,202,802.67x = 13,967,018,547,334.23 - Step 5: Solve for x
x = 13,967,018,547,334.23/5,202,802.67 - Step 6: Final answer
x = 2,684,518.22
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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.