Finding the Fourth Proportional to 1,208,539.91, 1,811,176.86 and 460,177.67
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Solution
The fourth proportional to 1,208,539.91, 1,811,176.86 and 460,177.67 is: 689,644.70
Step by Step Solution
- Step 1: Write the proportion equation
1,208,539.91 : 1,811,176.86 = 460,177.67 : x - Step 2: Convert to fraction form
1,208,539.91/1,811,176.86 = 460,177.67/x - Step 3: Cross multiply
1,208,539.91x = 1,811,176.86 × 460,177.67 - Step 4: Simplify right side
1,208,539.91x = 833,463,147,392.72 - Step 5: Solve for x
x = 833,463,147,392.72/1,208,539.91 - Step 6: Final answer
x = 689,644.70
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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.