Finding the Fourth Proportional to 4,822,456.84, 6,660,513.74 and 3,175,964.15
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Solution
The fourth proportional to 4,822,456.84, 6,660,513.74 and 3,175,964.15 is: 4,386,468.05
Step by Step Solution
- Step 1: Write the proportion equation
4,822,456.84 : 6,660,513.74 = 3,175,964.15 : x - Step 2: Convert to fraction form
4,822,456.84/6,660,513.74 = 3,175,964.15/x - Step 3: Cross multiply
4,822,456.84x = 6,660,513.74 × 3,175,964.15 - Step 4: Simplify right side
4,822,456.84x = 21,153,552,858,822.42 - Step 5: Solve for x
x = 21,153,552,858,822.42/4,822,456.84 - Step 6: Final answer
x = 4,386,468.05
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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.