Finding the Fourth Proportional to 1,552,912.66, 2,142,268.20 and 1,001,482.88
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Solution
The fourth proportional to 1,552,912.66, 2,142,268.20 and 1,001,482.88 is: 1,381,561.88
Step by Step Solution
- Step 1: Write the proportion equation
1,552,912.66 : 2,142,268.20 = 1,001,482.88 : x - Step 2: Convert to fraction form
1,552,912.66/2,142,268.20 = 1,001,482.88/x - Step 3: Cross multiply
1,552,912.66x = 2,142,268.20 × 1,001,482.88 - Step 4: Simplify right side
1,552,912.66x = 2,145,444,932,024.09 - Step 5: Solve for x
x = 2,145,444,932,024.09/1,552,912.66 - Step 6: Final answer
x = 1,381,561.88
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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.