Finding the Fourth Proportional to 4,744,243.84, 7,116,803.36 and 1,549,386.72
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Solution
The fourth proportional to 4,744,243.84, 7,116,803.36 and 1,549,386.72 is: 2,324,222.99
Step by Step Solution
- Step 1: Write the proportion equation
4,744,243.84 : 7,116,803.36 = 1,549,386.72 : x - Step 2: Convert to fraction form
4,744,243.84/7,116,803.36 = 1,549,386.72/x - Step 3: Cross multiply
4,744,243.84x = 7,116,803.36 × 1,549,386.72 - Step 4: Simplify right side
4,744,243.84x = 11,026,680,614,835.38 - Step 5: Solve for x
x = 11,026,680,614,835.38/4,744,243.84 - Step 6: Final answer
x = 2,324,222.99
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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.