Finding the Fourth Proportional to 1,560,974.82, 2,341,865.12 and 481,462.96
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Solution
The fourth proportional to 1,560,974.82, 2,341,865.12 and 481,462.96 is: 722,318.71
Step by Step Solution
- Step 1: Write the proportion equation
1,560,974.82 : 2,341,865.12 = 481,462.96 : x - Step 2: Convert to fraction form
1,560,974.82/2,341,865.12 = 481,462.96/x - Step 3: Cross multiply
1,560,974.82x = 2,341,865.12 × 481,462.96 - Step 4: Simplify right side
1,560,974.82x = 1,127,521,315,311.47 - Step 5: Solve for x
x = 1,127,521,315,311.47/1,560,974.82 - Step 6: Final answer
x = 722,318.71
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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.