Finding the Fourth Proportional to 1,493,258.18, 2,239,896.20 and 371,327.18
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Solution
The fourth proportional to 1,493,258.18, 2,239,896.20 and 371,327.18 is: 556,992.99
Step by Step Solution
- Step 1: Write the proportion equation
1,493,258.18 : 2,239,896.20 = 371,327.18 : x - Step 2: Convert to fraction form
1,493,258.18/2,239,896.20 = 371,327.18/x - Step 3: Cross multiply
1,493,258.18x = 2,239,896.20 × 371,327.18 - Step 4: Simplify right side
1,493,258.18x = 831,734,337,582.08 - Step 5: Solve for x
x = 831,734,337,582.08/1,493,258.18 - Step 6: Final answer
x = 556,992.99
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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.