Finding the Fourth Proportional to 1,588,847.44, 2,381,927.62 and 689,613.28
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Solution
The fourth proportional to 1,588,847.44, 2,381,927.62 and 689,613.28 is: 1,033,836.78
Step by Step Solution
- Step 1: Write the proportion equation
1,588,847.44 : 2,381,927.62 = 689,613.28 : x - Step 2: Convert to fraction form
1,588,847.44/2,381,927.62 = 689,613.28/x - Step 3: Cross multiply
1,588,847.44x = 2,381,927.62 × 689,613.28 - Step 4: Simplify right side
1,588,847.44x = 1,642,608,918,750.79 - Step 5: Solve for x
x = 1,642,608,918,750.79/1,588,847.44 - Step 6: Final answer
x = 1,033,836.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.