Finding the Fourth Proportional to 1,718,159.40, 2,371,247.97 and 983,181.60
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Solution
The fourth proportional to 1,718,159.40, 2,371,247.97 and 983,181.60 is: 1,356,898.19
Step by Step Solution
- Step 1: Write the proportion equation
1,718,159.40 : 2,371,247.97 = 983,181.60 : x - Step 2: Convert to fraction form
1,718,159.40/2,371,247.97 = 983,181.60/x - Step 3: Cross multiply
1,718,159.40x = 2,371,247.97 × 983,181.60 - Step 4: Simplify right side
1,718,159.40x = 2,331,367,373,141.35 - Step 5: Solve for x
x = 2,331,367,373,141.35/1,718,159.40 - Step 6: Final answer
x = 1,356,898.19
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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.