Finding the Fourth Proportional to 1,490,241.12, 2,235,442.68 and 425,201.28
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Solution
The fourth proportional to 1,490,241.12, 2,235,442.68 and 425,201.28 is: 637,825.03
Step by Step Solution
- Step 1: Write the proportion equation
1,490,241.12 : 2,235,442.68 = 425,201.28 : x - Step 2: Convert to fraction form
1,490,241.12/2,235,442.68 = 425,201.28/x - Step 3: Cross multiply
1,490,241.12x = 2,235,442.68 × 425,201.28 - Step 4: Simplify right side
1,490,241.12x = 950,513,088,902.63 - Step 5: Solve for x
x = 950,513,088,902.63/1,490,241.12 - Step 6: Final answer
x = 637,825.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.