Finding the Fourth Proportional to 3,440,974.79, 5,161,128.66 and 1,044,840.48
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Solution
The fourth proportional to 3,440,974.79, 5,161,128.66 and 1,044,840.48 is: 1,567,159.45
Step by Step Solution
- Step 1: Write the proportion equation
3,440,974.79 : 5,161,128.66 = 1,044,840.48 : x - Step 2: Convert to fraction form
3,440,974.79/5,161,128.66 = 1,044,840.48/x - Step 3: Cross multiply
3,440,974.79x = 5,161,128.66 × 1,044,840.48 - Step 4: Simplify right side
3,440,974.79x = 5,392,556,146,456.16 - Step 5: Solve for x
x = 5,392,556,146,456.16/3,440,974.79 - Step 6: Final answer
x = 1,567,159.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.