Finding the Fourth Proportional to 1,657,960.09, 2,287,968.78 and 922,902.70
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Solution
The fourth proportional to 1,657,960.09, 2,287,968.78 and 922,902.70 is: 1,273,596.74
Step by Step Solution
- Step 1: Write the proportion equation
1,657,960.09 : 2,287,968.78 = 922,902.70 : x - Step 2: Convert to fraction form
1,657,960.09/2,287,968.78 = 922,902.70/x - Step 3: Cross multiply
1,657,960.09x = 2,287,968.78 × 922,902.70 - Step 4: Simplify right side
1,657,960.09x = 2,111,572,564,577.71 - Step 5: Solve for x
x = 2,111,572,564,577.71/1,657,960.09 - Step 6: Final answer
x = 1,273,596.74
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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.