Finding the Fourth Proportional to 2,151,930.24, 2,970,150.12 and 1,637,110.44
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Solution
The fourth proportional to 2,151,930.24, 2,970,150.12 and 1,637,110.44 is: 2,259,582.43
Step by Step Solution
- Step 1: Write the proportion equation
2,151,930.24 : 2,970,150.12 = 1,637,110.44 : x - Step 2: Convert to fraction form
2,151,930.24/2,970,150.12 = 1,637,110.44/x - Step 3: Cross multiply
2,151,930.24x = 2,970,150.12 × 1,637,110.44 - Step 4: Simplify right side
2,151,930.24x = 4,862,463,769,819.25 - Step 5: Solve for x
x = 4,862,463,769,819.25/2,151,930.24 - Step 6: Final answer
x = 2,259,582.43
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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.