Finding the Fourth Proportional to 1,162,740.06, 1,603,582.11 and 754,439.58
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Solution
The fourth proportional to 1,162,740.06, 1,603,582.11 and 754,439.58 is: 1,040,478.31
Step by Step Solution
- Step 1: Write the proportion equation
1,162,740.06 : 1,603,582.11 = 754,439.58 : x - Step 2: Convert to fraction form
1,162,740.06/1,603,582.11 = 754,439.58/x - Step 3: Cross multiply
1,162,740.06x = 1,603,582.11 × 754,439.58 - Step 4: Simplify right side
1,162,740.06x = 1,209,805,813,563.91 - Step 5: Solve for x
x = 1,209,805,813,563.91/1,162,740.06 - Step 6: Final answer
x = 1,040,478.31
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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.