Finding the Fourth Proportional to 5,102,201.63, 7,041,048.02 and 2,779,086.97
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Solution
The fourth proportional to 5,102,201.63, 7,041,048.02 and 2,779,086.97 is: 3,835,145.34
Step by Step Solution
- Step 1: Write the proportion equation
5,102,201.63 : 7,041,048.02 = 2,779,086.97 : x - Step 2: Convert to fraction form
5,102,201.63/7,041,048.02 = 2,779,086.97/x - Step 3: Cross multiply
5,102,201.63x = 7,041,048.02 × 2,779,086.97 - Step 4: Simplify right side
5,102,201.63x = 19,567,684,807,526.30 - Step 5: Solve for x
x = 19,567,684,807,526.30/5,102,201.63 - Step 6: Final answer
x = 3,835,145.34
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1.5x scale
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.