Finding the Fourth Proportional to 4,881,536.82, 6,737,266.44 and 3,116,197.71
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Solution
The fourth proportional to 4,881,536.82, 6,737,266.44 and 3,116,197.71 is: 4,300,828.82
Step by Step Solution
- Step 1: Write the proportion equation
4,881,536.82 : 6,737,266.44 = 3,116,197.71 : x - Step 2: Convert to fraction form
4,881,536.82/6,737,266.44 = 3,116,197.71/x - Step 3: Cross multiply
4,881,536.82x = 6,737,266.44 × 3,116,197.71 - Step 4: Simplify right side
4,881,536.82x = 20,994,654,251,987.85 - Step 5: Solve for x
x = 20,994,654,251,987.85/4,881,536.82 - Step 6: Final answer
x = 4,300,828.82
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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.