Finding the Fourth Proportional to 1,738,382.74, 2,399,116.10 and 974,583.93
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Solution
The fourth proportional to 1,738,382.74, 2,399,116.10 and 974,583.93 is: 1,345,008.75
Step by Step Solution
- Step 1: Write the proportion equation
1,738,382.74 : 2,399,116.10 = 974,583.93 : x - Step 2: Convert to fraction form
1,738,382.74/2,399,116.10 = 974,583.93/x - Step 3: Cross multiply
1,738,382.74x = 2,399,116.10 × 974,583.93 - Step 4: Simplify right side
1,738,382.74x = 2,338,139,997,264.27 - Step 5: Solve for x
x = 2,338,139,997,264.27/1,738,382.74 - Step 6: Final answer
x = 1,345,008.75
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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.