Finding the Fourth Proportional to 1,614,035.13, 2,418,395.58 and 1,127,766.62
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Solution
The fourth proportional to 1,614,035.13, 2,418,395.58 and 1,127,766.62 is: 1,689,793.33
Step by Step Solution
- Step 1: Write the proportion equation
1,614,035.13 : 2,418,395.58 = 1,127,766.62 : x - Step 2: Convert to fraction form
1,614,035.13/2,418,395.58 = 1,127,766.62/x - Step 3: Cross multiply
1,614,035.13x = 2,418,395.58 × 1,127,766.62 - Step 4: Simplify right side
1,614,035.13x = 2,727,385,796,987.56 - Step 5: Solve for x
x = 2,727,385,796,987.56/1,614,035.13 - Step 6: Final answer
x = 1,689,793.33
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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.