Finding the Fourth Proportional to 1,897,283.94, 2,618,217.44 and 1,037,836.68
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Solution
The fourth proportional to 1,897,283.94, 2,618,217.44 and 1,037,836.68 is: 1,432,195.80
Step by Step Solution
- Step 1: Write the proportion equation
1,897,283.94 : 2,618,217.44 = 1,037,836.68 : x - Step 2: Convert to fraction form
1,897,283.94/2,618,217.44 = 1,037,836.68/x - Step 3: Cross multiply
1,897,283.94x = 2,618,217.44 × 1,037,836.68 - Step 4: Simplify right side
1,897,283.94x = 2,717,282,095,447.70 - Step 5: Solve for x
x = 2,717,282,095,447.70/1,897,283.94 - Step 6: Final answer
x = 1,432,195.80
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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.