Finding the Fourth Proportional to 5,185,182.06, 7,767,355.68 and 2,583,639.99
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Solution
The fourth proportional to 5,185,182.06, 7,767,355.68 and 2,583,639.99 is: 3,870,269.26
Step by Step Solution
- Step 1: Write the proportion equation
5,185,182.06 : 7,767,355.68 = 2,583,639.99 : x - Step 2: Convert to fraction form
5,185,182.06/7,767,355.68 = 2,583,639.99/x - Step 3: Cross multiply
5,185,182.06x = 7,767,355.68 × 2,583,639.99 - Step 4: Simplify right side
5,185,182.06x = 20,068,050,751,401.64 - Step 5: Solve for x
x = 20,068,050,751,401.64/5,185,182.06 - Step 6: Final answer
x = 3,870,269.26
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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.