Finding the Fourth Proportional to 1,577,053.35, 2,365,579.76 and 378,975.65
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Solution
The fourth proportional to 1,577,053.35, 2,365,579.76 and 378,975.65 is: 568,463.40
Step by Step Solution
- Step 1: Write the proportion equation
1,577,053.35 : 2,365,579.76 = 378,975.65 : x - Step 2: Convert to fraction form
1,577,053.35/2,365,579.76 = 378,975.65/x - Step 3: Cross multiply
1,577,053.35x = 2,365,579.76 × 378,975.65 - Step 4: Simplify right side
1,577,053.35x = 896,497,113,450.07 - Step 5: Solve for x
x = 896,497,113,450.07/1,577,053.35 - Step 6: Final answer
x = 568,463.40
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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.