Finding the Fourth Proportional to 1,786,737.88, 2,465,690.18 and 970,926.13
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Solution
The fourth proportional to 1,786,737.88, 2,465,690.18 and 970,926.13 is: 1,339,873.66
Step by Step Solution
- Step 1: Write the proportion equation
1,786,737.88 : 2,465,690.18 = 970,926.13 : x - Step 2: Convert to fraction form
1,786,737.88/2,465,690.18 = 970,926.13/x - Step 3: Cross multiply
1,786,737.88x = 2,465,690.18 × 970,926.13 - Step 4: Simplify right side
1,786,737.88x = 2,394,003,024,246.40 - Step 5: Solve for x
x = 2,394,003,024,246.40/1,786,737.88 - Step 6: Final answer
x = 1,339,873.66
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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.