Finding the Fourth Proportional to 2,829,130.56, 4,242,144.96 and 1,121,544
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Solution
The fourth proportional to 2,829,130.56, 4,242,144.96 and 1,121,544 is: 1,681,701.19
Step by Step Solution
- Step 1: Write the proportion equation
2,829,130.56 : 4,242,144.96 = 1,121,544 : x - Step 2: Convert to fraction form
2,829,130.56/4,242,144.96 = 1,121,544/x - Step 3: Cross multiply
2,829,130.56x = 4,242,144.96 × 1,121,544 - Step 4: Simplify right side
2,829,130.56x = 4,757,752,227,018.24 - Step 5: Solve for x
x = 4,757,752,227,018.24/2,829,130.56 - Step 6: Final answer
x = 1,681,701.19
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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.