Finding the Fourth Proportional to 1,104,483.12, 1,524,156.26 and 621,035.84
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Solution
The fourth proportional to 1,104,483.12, 1,524,156.26 and 621,035.84 is: 857,012.33
Step by Step Solution
- Step 1: Write the proportion equation
1,104,483.12 : 1,524,156.26 = 621,035.84 : x - Step 2: Convert to fraction form
1,104,483.12/1,524,156.26 = 621,035.84/x - Step 3: Cross multiply
1,104,483.12x = 1,524,156.26 × 621,035.84 - Step 4: Simplify right side
1,104,483.12x = 946,555,652,494.40 - Step 5: Solve for x
x = 946,555,652,494.40/1,104,483.12 - Step 6: Final answer
x = 857,012.33
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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.