Finding the Fourth Proportional to 4,412,542.13, 6,615,022.43 and 1,533,534.90
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Solution
The fourth proportional to 4,412,542.13, 6,615,022.43 and 1,533,534.90 is: 2,298,984.90
Step by Step Solution
- Step 1: Write the proportion equation
4,412,542.13 : 6,615,022.43 = 1,533,534.90 : x - Step 2: Convert to fraction form
4,412,542.13/6,615,022.43 = 1,533,534.90/x - Step 3: Cross multiply
4,412,542.13x = 6,615,022.43 × 1,533,534.90 - Step 4: Simplify right side
4,412,542.13x = 10,144,367,743,492.34 - Step 5: Solve for x
x = 10,144,367,743,492.34/4,412,542.13 - Step 6: Final answer
x = 2,298,984.90
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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.