Finding the Fourth Proportional to 1,358,549.34, 1,874,840.96 and 746,749.42
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Solution
The fourth proportional to 1,358,549.34, 1,874,840.96 and 746,749.42 is: 1,030,537.76
Step by Step Solution
- Step 1: Write the proportion equation
1,358,549.34 : 1,874,840.96 = 746,749.42 : x - Step 2: Convert to fraction form
1,358,549.34/1,874,840.96 = 746,749.42/x - Step 3: Cross multiply
1,358,549.34x = 1,874,840.96 × 746,749.42 - Step 4: Simplify right side
1,358,549.34x = 1,400,036,399,472.24 - Step 5: Solve for x
x = 1,400,036,399,472.24/1,358,549.34 - Step 6: Final answer
x = 1,030,537.76
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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.