Finding the Fourth Proportional to 1,664,398.50, 2,494,390.63 and 854,750.17
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Solution
The fourth proportional to 1,664,398.50, 2,494,390.63 and 854,750.17 is: 1,280,991.80
Step by Step Solution
- Step 1: Write the proportion equation
1,664,398.50 : 2,494,390.63 = 854,750.17 : x - Step 2: Convert to fraction form
1,664,398.50/2,494,390.63 = 854,750.17/x - Step 3: Cross multiply
1,664,398.50x = 2,494,390.63 × 854,750.17 - Step 4: Simplify right side
1,664,398.50x = 2,132,080,817,622.68 - Step 5: Solve for x
x = 2,132,080,817,622.68/1,664,398.50 - Step 6: Final answer
x = 1,280,991.80
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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.