Finding the Fourth Proportional to 4,524,069.84, 6,787,055.52 and 1,328,927.28
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Solution
The fourth proportional to 4,524,069.84, 6,787,055.52 and 1,328,927.28 is: 1,993,670.20
Step by Step Solution
- Step 1: Write the proportion equation
4,524,069.84 : 6,787,055.52 = 1,328,927.28 : x - Step 2: Convert to fraction form
4,524,069.84/6,787,055.52 = 1,328,927.28/x - Step 3: Cross multiply
4,524,069.84x = 6,787,055.52 × 1,328,927.28 - Step 4: Simplify right side
4,524,069.84x = 9,019,503,231,402.59 - Step 5: Solve for x
x = 9,019,503,231,402.59/4,524,069.84 - Step 6: Final answer
x = 1,993,670.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.