Finding the Fourth Proportional to 2,072,356.06, 3,108,534.10 and 1,230,474.46
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Solution
The fourth proportional to 2,072,356.06, 3,108,534.10 and 1,230,474.46 is: 1,845,711.70
Step by Step Solution
- Step 1: Write the proportion equation
2,072,356.06 : 3,108,534.10 = 1,230,474.46 : x - Step 2: Convert to fraction form
2,072,356.06/3,108,534.10 = 1,230,474.46/x - Step 3: Cross multiply
2,072,356.06x = 3,108,534.10 × 1,230,474.46 - Step 4: Simplify right side
2,072,356.06x = 3,824,971,818,089.09 - Step 5: Solve for x
x = 3,824,971,818,089.09/2,072,356.06 - Step 6: Final answer
x = 1,845,711.70
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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.