Finding the Fourth Proportional to 1,015,147.62, 1,400,903.67 and 607,266.63
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Solution
The fourth proportional to 1,015,147.62, 1,400,903.67 and 607,266.63 is: 838,027.92
Step by Step Solution
- Step 1: Write the proportion equation
1,015,147.62 : 1,400,903.67 = 607,266.63 : x - Step 2: Convert to fraction form
1,015,147.62/1,400,903.67 = 607,266.63/x - Step 3: Cross multiply
1,015,147.62x = 1,400,903.67 × 607,266.63 - Step 4: Simplify right side
1,015,147.62x = 850,722,050,635.53 - Step 5: Solve for x
x = 850,722,050,635.53/1,015,147.62 - Step 6: Final answer
x = 838,027.92
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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.