Finding the Fourth Proportional to 1,450,511.98, 2,175,765.59 and 385,554.05
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Solution
The fourth proportional to 1,450,511.98, 2,175,765.59 and 385,554.05 is: 578,330.45
Step by Step Solution
- Step 1: Write the proportion equation
1,450,511.98 : 2,175,765.59 = 385,554.05 : x - Step 2: Convert to fraction form
1,450,511.98/2,175,765.59 = 385,554.05/x - Step 3: Cross multiply
1,450,511.98x = 2,175,765.59 × 385,554.05 - Step 4: Simplify right side
1,450,511.98x = 838,875,240,514.55 - Step 5: Solve for x
x = 838,875,240,514.55/1,450,511.98 - Step 6: Final answer
x = 578,330.45
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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.