Finding the Fourth Proportional to 5,257,599.62, 7,255,484.42 and 2,843,151.62
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Solution
The fourth proportional to 5,257,599.62, 7,255,484.42 and 2,843,151.62 is: 3,923,547.58
Step by Step Solution
- Step 1: Write the proportion equation
5,257,599.62 : 7,255,484.42 = 2,843,151.62 : x - Step 2: Convert to fraction form
5,257,599.62/7,255,484.42 = 2,843,151.62/x - Step 3: Cross multiply
5,257,599.62x = 7,255,484.42 × 2,843,151.62 - Step 4: Simplify right side
5,257,599.62x = 20,628,442,282,607.76 - Step 5: Solve for x
x = 20,628,442,282,607.76/5,257,599.62 - Step 6: Final answer
x = 3,923,547.58
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1.5x scale
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.