Finding the Fourth Proportional to 3,574,885.68, 5,362,678.44 and 1,177,752.24
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Solution
The fourth proportional to 3,574,885.68, 5,362,678.44 and 1,177,752.24 is: 1,766,743.64
Step by Step Solution
- Step 1: Write the proportion equation
3,574,885.68 : 5,362,678.44 = 1,177,752.24 : x - Step 2: Convert to fraction form
3,574,885.68/5,362,678.44 = 1,177,752.24/x - Step 3: Cross multiply
3,574,885.68x = 5,362,678.44 × 1,177,752.24 - Step 4: Simplify right side
3,574,885.68x = 6,315,906,545,109.71 - Step 5: Solve for x
x = 6,315,906,545,109.71/3,574,885.68 - Step 6: Final answer
x = 1,766,743.64
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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.