Finding the Fourth Proportional to 1,941,053.18, 2,678,664.06 and 1,125,740.34
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Solution
The fourth proportional to 1,941,053.18, 2,678,664.06 and 1,125,740.34 is: 1,553,527.86
Step by Step Solution
- Step 1: Write the proportion equation
1,941,053.18 : 2,678,664.06 = 1,125,740.34 : x - Step 2: Convert to fraction form
1,941,053.18/2,678,664.06 = 1,125,740.34/x - Step 3: Cross multiply
1,941,053.18x = 2,678,664.06 × 1,125,740.34 - Step 4: Simplify right side
1,941,053.18x = 3,015,480,189,650.18 - Step 5: Solve for x
x = 3,015,480,189,650.18/1,941,053.18 - Step 6: Final answer
x = 1,553,527.86
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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.