Finding the Fourth Proportional to 5,476,348.71, 8,212,776.17 and 1,881,248.76
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Solution
The fourth proportional to 5,476,348.71, 8,212,776.17 and 1,881,248.76 is: 2,821,273.04
Step by Step Solution
- Step 1: Write the proportion equation
5,476,348.71 : 8,212,776.17 = 1,881,248.76 : x - Step 2: Convert to fraction form
5,476,348.71/8,212,776.17 = 1,881,248.76/x - Step 3: Cross multiply
5,476,348.71x = 8,212,776.17 × 1,881,248.76 - Step 4: Simplify right side
5,476,348.71x = 15,450,274,976,563.80 - Step 5: Solve for x
x = 15,450,274,976,563.80/5,476,348.71 - Step 6: Final answer
x = 2,821,273.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.