Finding the Fourth Proportional to 1,684,705, 2,324,858.40 and 920,764.12
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Solution
The fourth proportional to 1,684,705, 2,324,858.40 and 920,764.12 is: 1,270,635.63
Step by Step Solution
- Step 1: Write the proportion equation
1,684,705 : 2,324,858.40 = 920,764.12 : x - Step 2: Convert to fraction form
1,684,705/2,324,858.40 = 920,764.12/x - Step 3: Cross multiply
1,684,705x = 2,324,858.40 × 920,764.12 - Step 4: Simplify right side
1,684,705x = 2,140,646,198,800.61 - Step 5: Solve for x
x = 2,140,646,198,800.61/1,684,705 - Step 6: Final answer
x = 1,270,635.63
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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.