Finding the Fourth Proportional to 2,186,562.06, 3,017,460.49 and 1,219,754.97
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Solution
The fourth proportional to 2,186,562.06, 3,017,460.49 and 1,219,754.97 is: 1,683,264.56
Step by Step Solution
- Step 1: Write the proportion equation
2,186,562.06 : 3,017,460.49 = 1,219,754.97 : x - Step 2: Convert to fraction form
2,186,562.06/3,017,460.49 = 1,219,754.97/x - Step 3: Cross multiply
2,186,562.06x = 3,017,460.49 × 1,219,754.97 - Step 4: Simplify right side
2,186,562.06x = 3,680,562,426,406.75 - Step 5: Solve for x
x = 3,680,562,426,406.75/2,186,562.06 - Step 6: Final answer
x = 1,683,264.56
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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.