Finding the Fourth Proportional to 2,015,325.68, 2,781,451.80 and 1,531,094
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Solution
The fourth proportional to 2,015,325.68, 2,781,451.80 and 1,531,094 is: 2,113,139.43
Step by Step Solution
- Step 1: Write the proportion equation
2,015,325.68 : 2,781,451.80 = 1,531,094 : x - Step 2: Convert to fraction form
2,015,325.68/2,781,451.80 = 1,531,094/x - Step 3: Cross multiply
2,015,325.68x = 2,781,451.80 × 1,531,094 - Step 4: Simplify right side
2,015,325.68x = 4,258,664,162,269.20 - Step 5: Solve for x
x = 4,258,664,162,269.20/2,015,325.68 - Step 6: Final answer
x = 2,113,139.43
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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.