Finding the Fourth Proportional to 993,767.27, 1,372,251.35 and 961,631.69
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Solution
The fourth proportional to 993,767.27, 1,372,251.35 and 961,631.69 is: 1,327,876.68
Step by Step Solution
- Step 1: Write the proportion equation
993,767.27 : 1,372,251.35 = 961,631.69 : x - Step 2: Convert to fraction form
993,767.27/1,372,251.35 = 961,631.69/x - Step 3: Cross multiply
993,767.27x = 1,372,251.35 × 961,631.69 - Step 4: Simplify right side
993,767.27x = 1,319,600,373,135.87 - Step 5: Solve for x
x = 1,319,600,373,135.87/993,767.27 - Step 6: Final answer
x = 1,327,876.68
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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.