Finding the Fourth Proportional to 1,636,078.68, 2,454,241.02 and 437,974.44
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Solution
The fourth proportional to 1,636,078.68, 2,454,241.02 and 437,974.44 is: 656,994.59
Step by Step Solution
- Step 1: Write the proportion equation
1,636,078.68 : 2,454,241.02 = 437,974.44 : x - Step 2: Convert to fraction form
1,636,078.68/2,454,241.02 = 437,974.44/x - Step 3: Cross multiply
1,636,078.68x = 2,454,241.02 × 437,974.44 - Step 4: Simplify right side
1,636,078.68x = 1,074,894,836,359.53 - Step 5: Solve for x
x = 1,074,894,836,359.53/1,636,078.68 - Step 6: Final answer
x = 656,994.59
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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.