Finding the Fourth Proportional to 4,822,460.51, 6,660,518.82 and 3,175,967.82
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Solution
The fourth proportional to 4,822,460.51, 6,660,518.82 and 3,175,967.82 is: 4,386,473.14
Step by Step Solution
- Step 1: Write the proportion equation
4,822,460.51 : 6,660,518.82 = 3,175,967.82 : x - Step 2: Convert to fraction form
4,822,460.51/6,660,518.82 = 3,175,967.82/x - Step 3: Cross multiply
4,822,460.51x = 6,660,518.82 × 3,175,967.82 - Step 4: Simplify right side
4,822,460.51x = 21,153,593,449,891.44 - Step 5: Solve for x
x = 21,153,593,449,891.44/4,822,460.51 - Step 6: Final answer
x = 4,386,473.14
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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.