Finding the Fourth Proportional to 4,802,069.57, 7,203,116.58 and 1,962,181.73
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Solution
The fourth proportional to 4,802,069.57, 7,203,116.58 and 1,962,181.73 is: 2,943,277.59
Step by Step Solution
- Step 1: Write the proportion equation
4,802,069.57 : 7,203,116.58 = 1,962,181.73 : x - Step 2: Convert to fraction form
4,802,069.57/7,203,116.58 = 1,962,181.73/x - Step 3: Cross multiply
4,802,069.57x = 7,203,116.58 × 1,962,181.73 - Step 4: Simplify right side
4,802,069.57x = 14,133,823,752,336.08 - Step 5: Solve for x
x = 14,133,823,752,336.08/4,802,069.57 - Step 6: Final answer
x = 2,943,277.59
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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.