Finding the Fourth Proportional to 2,473,772.84, 3,413,804.22 and 1,386,052.19
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Solution
The fourth proportional to 2,473,772.84, 3,413,804.22 and 1,386,052.19 is: 1,912,750.73
Step by Step Solution
- Step 1: Write the proportion equation
2,473,772.84 : 3,413,804.22 = 1,386,052.19 : x - Step 2: Convert to fraction form
2,473,772.84/3,413,804.22 = 1,386,052.19/x - Step 3: Cross multiply
2,473,772.84x = 3,413,804.22 × 1,386,052.19 - Step 4: Simplify right side
2,473,772.84x = 4,731,710,814,993.12 - Step 5: Solve for x
x = 4,731,710,814,993.12/2,473,772.84 - Step 6: Final answer
x = 1,912,750.73
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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.