Finding the Fourth Proportional to 1,941,963.50, 2,680,055.58 and 1,126,160.09
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Solution
The fourth proportional to 1,941,963.50, 2,680,055.58 and 1,126,160.09 is: 1,554,185.56
Step by Step Solution
- Step 1: Write the proportion equation
1,941,963.50 : 2,680,055.58 = 1,126,160.09 : x - Step 2: Convert to fraction form
1,941,963.50/2,680,055.58 = 1,126,160.09/x - Step 3: Cross multiply
1,941,963.50x = 2,680,055.58 × 1,126,160.09 - Step 4: Simplify right side
1,941,963.50x = 3,018,171,633,177.80 - Step 5: Solve for x
x = 3,018,171,633,177.80/1,941,963.50 - Step 6: Final answer
x = 1,554,185.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.