Finding the Fourth Proportional to 1,112,346.75, 1,654,210.84 and 1,076,916.99
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Solution
The fourth proportional to 1,112,346.75, 1,654,210.84 and 1,076,916.99 is: 1,601,521.97
Step by Step Solution
- Step 1: Write the proportion equation
1,112,346.75 : 1,654,210.84 = 1,076,916.99 : x - Step 2: Convert to fraction form
1,112,346.75/1,654,210.84 = 1,076,916.99/x - Step 3: Cross multiply
1,112,346.75x = 1,654,210.84 × 1,076,916.99 - Step 4: Simplify right side
1,112,346.75x = 1,781,447,755,945.88 - Step 5: Solve for x
x = 1,781,447,755,945.88/1,112,346.75 - Step 6: Final answer
x = 1,601,521.97
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.