Finding the Fourth Proportional to 4,752,064.40, 7,127,738.52 and 1,513,471.44
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Solution
The fourth proportional to 4,752,064.40, 7,127,738.52 and 1,513,471.44 is: 2,270,093.12
Step by Step Solution
- Step 1: Write the proportion equation
4,752,064.40 : 7,127,738.52 = 1,513,471.44 : x - Step 2: Convert to fraction form
4,752,064.40/7,127,738.52 = 1,513,471.44/x - Step 3: Cross multiply
4,752,064.40x = 7,127,738.52 × 1,513,471.44 - Step 4: Simplify right side
4,752,064.40x = 10,787,628,681,807.87 - Step 5: Solve for x
x = 10,787,628,681,807.87/4,752,064.40 - Step 6: Final answer
x = 2,270,093.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.