Finding the Fourth Proportional to 2,862,269.24, 3,948,286.82 and 1,787,315
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Solution
The fourth proportional to 2,862,269.24, 3,948,286.82 and 1,787,315 is: 2,465,467.66
Step by Step Solution
- Step 1: Write the proportion equation
2,862,269.24 : 3,948,286.82 = 1,787,315 : x - Step 2: Convert to fraction form
2,862,269.24/3,948,286.82 = 1,787,315/x - Step 3: Cross multiply
2,862,269.24x = 3,948,286.82 × 1,787,315 - Step 4: Simplify right side
2,862,269.24x = 7,056,832,257,688.30 - Step 5: Solve for x
x = 7,056,832,257,688.30/2,862,269.24 - Step 6: Final answer
x = 2,465,467.66
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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.