Finding the Fourth Proportional to 1,458,567.15, 2,188,084.01 and 617,126.19
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Solution
The fourth proportional to 1,458,567.15, 2,188,084.01 and 617,126.19 is: 925,787.99
Step by Step Solution
- Step 1: Write the proportion equation
1,458,567.15 : 2,188,084.01 = 617,126.19 : x - Step 2: Convert to fraction form
1,458,567.15/2,188,084.01 = 617,126.19/x - Step 3: Cross multiply
1,458,567.15x = 2,188,084.01 × 617,126.19 - Step 4: Simplify right side
1,458,567.15x = 1,350,323,948,491.22 - Step 5: Solve for x
x = 1,350,323,948,491.22/1,458,567.15 - Step 6: Final answer
x = 925,787.99
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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.