Finding the Fourth Proportional to 1,636,079.68, 2,454,242.52 and 437,975.44
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Solution
The fourth proportional to 1,636,079.68, 2,454,242.52 and 437,975.44 is: 656,996.09
Step by Step Solution
- Step 1: Write the proportion equation
1,636,079.68 : 2,454,242.52 = 437,975.44 : x - Step 2: Convert to fraction form
1,636,079.68/2,454,242.52 = 437,975.44/x - Step 3: Cross multiply
1,636,079.68x = 2,454,242.52 × 437,975.44 - Step 4: Simplify right side
1,636,079.68x = 1,074,897,947,563.71 - Step 5: Solve for x
x = 1,074,897,947,563.71/1,636,079.68 - Step 6: Final answer
x = 656,996.09
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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.