Finding the Fourth Proportional to 7,213,552.98, 10,820,351.18 and 1,748,626.14
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Solution
The fourth proportional to 7,213,552.98, 10,820,351.18 and 1,748,626.14 is: 2,622,944.48
Step by Step Solution
- Step 1: Write the proportion equation
7,213,552.98 : 10,820,351.18 = 1,748,626.14 : x - Step 2: Convert to fraction form
7,213,552.98/10,820,351.18 = 1,748,626.14/x - Step 3: Cross multiply
7,213,552.98x = 10,820,351.18 × 1,748,626.14 - Step 4: Simplify right side
7,213,552.98x = 18,920,748,962,275.73 - Step 5: Solve for x
x = 18,920,748,962,275.73/7,213,552.98 - Step 6: Final answer
x = 2,622,944.48
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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.