Finding the Fourth Proportional to 1,351,417.42, 1,864,956.18 and 739,570.42
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Solution
The fourth proportional to 1,351,417.42, 1,864,956.18 and 739,570.42 is: 1,020,607.26
Step by Step Solution
- Step 1: Write the proportion equation
1,351,417.42 : 1,864,956.18 = 739,570.42 : x - Step 2: Convert to fraction form
1,351,417.42/1,864,956.18 = 739,570.42/x - Step 3: Cross multiply
1,351,417.42x = 1,864,956.18 × 739,570.42 - Step 4: Simplify right side
1,351,417.42x = 1,379,266,425,324.20 - Step 5: Solve for x
x = 1,379,266,425,324.20/1,351,417.42 - Step 6: Final answer
x = 1,020,607.26
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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.