Finding the Fourth Proportional to 1,935,581.42, 2,671,251.99 and 1,161,241.27
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Solution
The fourth proportional to 1,935,581.42, 2,671,251.99 and 1,161,241.27 is: 1,602,602.71
Step by Step Solution
- Step 1: Write the proportion equation
1,935,581.42 : 2,671,251.99 = 1,161,241.27 : x - Step 2: Convert to fraction form
1,935,581.42/2,671,251.99 = 1,161,241.27/x - Step 3: Cross multiply
1,935,581.42x = 2,671,251.99 × 1,161,241.27 - Step 4: Simplify right side
1,935,581.42x = 3,101,968,042,324.84 - Step 5: Solve for x
x = 3,101,968,042,324.84/1,935,581.42 - Step 6: Final answer
x = 1,602,602.71
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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.