Finding the Fourth Proportional to 1,872,651.42, 2,584,258.92 and 1,013,211.68
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Solution
The fourth proportional to 1,872,651.42, 2,584,258.92 and 1,013,211.68 is: 1,398,232.10
Step by Step Solution
- Step 1: Write the proportion equation
1,872,651.42 : 2,584,258.92 = 1,013,211.68 : x - Step 2: Convert to fraction form
1,872,651.42/2,584,258.92 = 1,013,211.68/x - Step 3: Cross multiply
1,872,651.42x = 2,584,258.92 × 1,013,211.68 - Step 4: Simplify right side
1,872,651.42x = 2,618,401,330,200.53 - Step 5: Solve for x
x = 2,618,401,330,200.53/1,872,651.42 - Step 6: Final answer
x = 1,398,232.10
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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.