Finding the Fourth Proportional to 2,517,785.84, 3,474,544.95 and 1,371,866.19
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Solution
The fourth proportional to 2,517,785.84, 3,474,544.95 and 1,371,866.19 is: 1,893,175.61
Step by Step Solution
- Step 1: Write the proportion equation
2,517,785.84 : 3,474,544.95 = 1,371,866.19 : x - Step 2: Convert to fraction form
2,517,785.84/3,474,544.95 = 1,371,866.19/x - Step 3: Cross multiply
2,517,785.84x = 3,474,544.95 × 1,371,866.19 - Step 4: Simplify right side
2,517,785.84x = 4,766,610,742,540.24 - Step 5: Solve for x
x = 4,766,610,742,540.24/2,517,785.84 - Step 6: Final answer
x = 1,893,175.61
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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.