Finding the Fourth Proportional to 1,538,536.04, 2,308,994.46 and 1,005,912.68
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Solution
The fourth proportional to 1,538,536.04, 2,308,994.46 and 1,005,912.68 is: 1,509,647.32
Step by Step Solution
- Step 1: Write the proportion equation
1,538,536.04 : 2,308,994.46 = 1,005,912.68 : x - Step 2: Convert to fraction form
1,538,536.04/2,308,994.46 = 1,005,912.68/x - Step 3: Cross multiply
1,538,536.04x = 2,308,994.46 × 1,005,912.68 - Step 4: Simplify right side
1,538,536.04x = 2,322,646,805,363.75 - Step 5: Solve for x
x = 2,322,646,805,363.75/1,538,536.04 - Step 6: Final answer
x = 1,509,647.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.