Finding the Fourth Proportional to 1,798,408.10, 2,482,902.96 and 1,170,350.23
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Solution
The fourth proportional to 1,798,408.10, 2,482,902.96 and 1,170,350.23 is: 1,615,799.02
Step by Step Solution
- Step 1: Write the proportion equation
1,798,408.10 : 2,482,902.96 = 1,170,350.23 : x - Step 2: Convert to fraction form
1,798,408.10/2,482,902.96 = 1,170,350.23/x - Step 3: Cross multiply
1,798,408.10x = 2,482,902.96 × 1,170,350.23 - Step 4: Simplify right side
1,798,408.10x = 2,905,866,037,889.17 - Step 5: Solve for x
x = 2,905,866,037,889.17/1,798,408.10 - Step 6: Final answer
x = 1,615,799.02
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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.