Finding the Fourth Proportional to 1,689,288.01, 2,534,128.84 and 552,135.49
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Solution
The fourth proportional to 1,689,288.01, 2,534,128.84 and 552,135.49 is: 828,267.56
Step by Step Solution
- Step 1: Write the proportion equation
1,689,288.01 : 2,534,128.84 = 552,135.49 : x - Step 2: Convert to fraction form
1,689,288.01/2,534,128.84 = 552,135.49/x - Step 3: Cross multiply
1,689,288.01x = 2,534,128.84 × 552,135.49 - Step 4: Simplify right side
1,689,288.01x = 1,399,182,463,151.38 - Step 5: Solve for x
x = 1,399,182,463,151.38/1,689,288.01 - Step 6: Final answer
x = 828,267.56
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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.