Finding the Fourth Proportional to 974,082.88, 1,343,364.09 and 611,540.53
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Solution
The fourth proportional to 974,082.88, 1,343,364.09 and 611,540.53 is: 843,379.56
Step by Step Solution
- Step 1: Write the proportion equation
974,082.88 : 1,343,364.09 = 611,540.53 : x - Step 2: Convert to fraction form
974,082.88/1,343,364.09 = 611,540.53/x - Step 3: Cross multiply
974,082.88x = 1,343,364.09 × 611,540.53 - Step 4: Simplify right side
974,082.88x = 821,521,587,581.57 - Step 5: Solve for x
x = 821,521,587,581.57/974,082.88 - Step 6: Final answer
x = 843,379.56
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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.