Finding the Fourth Proportional to 4,739,025.86, 7,104,177.62 and 2,576,892.14
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Solution
The fourth proportional to 4,739,025.86, 7,104,177.62 and 2,576,892.14 is: 3,862,966.78
Step by Step Solution
- Step 1: Write the proportion equation
4,739,025.86 : 7,104,177.62 = 2,576,892.14 : x - Step 2: Convert to fraction form
4,739,025.86/7,104,177.62 = 2,576,892.14/x - Step 3: Cross multiply
4,739,025.86x = 7,104,177.62 × 2,576,892.14 - Step 4: Simplify right side
4,739,025.86x = 18,306,699,470,141.91 - Step 5: Solve for x
x = 18,306,699,470,141.91/4,739,025.86 - Step 6: Final answer
x = 3,862,966.78
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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.