Finding the Fourth Proportional to 1,241,572.05, 1,862,358.08 and 493,618.05
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Solution
The fourth proportional to 1,241,572.05, 1,862,358.08 and 493,618.05 is: 740,427.08
Step by Step Solution
- Step 1: Write the proportion equation
1,241,572.05 : 1,862,358.08 = 493,618.05 : x - Step 2: Convert to fraction form
1,241,572.05/1,862,358.08 = 493,618.05/x - Step 3: Cross multiply
1,241,572.05x = 1,862,358.08 × 493,618.05 - Step 4: Simplify right side
1,241,572.05x = 919,293,561,383.25 - Step 5: Solve for x
x = 919,293,561,383.25/1,241,572.05 - Step 6: Final answer
x = 740,427.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.