Finding the Fourth Proportional to 1,634,587.44, 2,255,687.64 and 909,436.56
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Solution
The fourth proportional to 1,634,587.44, 2,255,687.64 and 909,436.56 is: 1,254,998.51
Step by Step Solution
- Step 1: Write the proportion equation
1,634,587.44 : 2,255,687.64 = 909,436.56 : x - Step 2: Convert to fraction form
1,634,587.44/2,255,687.64 = 909,436.56/x - Step 3: Cross multiply
1,634,587.44x = 2,255,687.64 × 909,436.56 - Step 4: Simplify right side
1,634,587.44x = 2,051,404,807,756.12 - Step 5: Solve for x
x = 2,051,404,807,756.12/1,634,587.44 - Step 6: Final answer
x = 1,254,998.51
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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.