Finding the Fourth Proportional to 2,019,677.49, 2,787,399.95 and 1,475,540.96
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Solution
The fourth proportional to 2,019,677.49, 2,787,399.95 and 1,475,540.96 is: 2,036,425.52
Step by Step Solution
- Step 1: Write the proportion equation
2,019,677.49 : 2,787,399.95 = 1,475,540.96 : x - Step 2: Convert to fraction form
2,019,677.49/2,787,399.95 = 1,475,540.96/x - Step 3: Cross multiply
2,019,677.49x = 2,787,399.95 × 1,475,540.96 - Step 4: Simplify right side
2,019,677.49x = 4,112,922,776,812.25 - Step 5: Solve for x
x = 4,112,922,776,812.25/2,019,677.49 - Step 6: Final answer
x = 2,036,425.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.