Finding the Fourth Proportional to 1,546,294.20, 2,315,504.70 and 1,475,435.40
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Solution
The fourth proportional to 1,546,294.20, 2,315,504.70 and 1,475,435.40 is: 2,209,396.89
Step by Step Solution
- Step 1: Write the proportion equation
1,546,294.20 : 2,315,504.70 = 1,475,435.40 : x - Step 2: Convert to fraction form
1,546,294.20/2,315,504.70 = 1,475,435.40/x - Step 3: Cross multiply
1,546,294.20x = 2,315,504.70 × 1,475,435.40 - Step 4: Simplify right side
1,546,294.20x = 3,416,377,603,246.38 - Step 5: Solve for x
x = 3,416,377,603,246.38/1,546,294.20 - Step 6: Final answer
x = 2,209,396.89
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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.