Finding the Fourth Proportional to 5,065,789.04, 6,990,705.42 and 2,742,662.99
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Solution
The fourth proportional to 5,065,789.04, 6,990,705.42 and 2,742,662.99 is: 3,784,829.74
Step by Step Solution
- Step 1: Write the proportion equation
5,065,789.04 : 6,990,705.42 = 2,742,662.99 : x - Step 2: Convert to fraction form
5,065,789.04/6,990,705.42 = 2,742,662.99/x - Step 3: Cross multiply
5,065,789.04x = 6,990,705.42 × 2,742,662.99 - Step 4: Simplify right side
5,065,789.04x = 19,173,148,994,472.88 - Step 5: Solve for x
x = 19,173,148,994,472.88/5,065,789.04 - Step 6: Final answer
x = 3,784,829.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.