Finding the Fourth Proportional to 2,515,446.29, 3,471,140.77 and 1,427,740.01
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Solution
The fourth proportional to 2,515,446.29, 3,471,140.77 and 1,427,740.01 is: 1,970,181.82
Step by Step Solution
- Step 1: Write the proportion equation
2,515,446.29 : 3,471,140.77 = 1,427,740.01 : x - Step 2: Convert to fraction form
2,515,446.29/3,471,140.77 = 1,427,740.01/x - Step 3: Cross multiply
2,515,446.29x = 3,471,140.77 × 1,427,740.01 - Step 4: Simplify right side
2,515,446.29x = 4,955,886,557,671.21 - Step 5: Solve for x
x = 4,955,886,557,671.21/2,515,446.29 - Step 6: Final answer
x = 1,970,181.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.