Finding the Fourth Proportional to 1,678,969.97, 2,518,431.50 and 957,772.55
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Solution
The fourth proportional to 1,678,969.97, 2,518,431.50 and 957,772.55 is: 1,436,645.44
Step by Step Solution
- Step 1: Write the proportion equation
1,678,969.97 : 2,518,431.50 = 957,772.55 : x - Step 2: Convert to fraction form
1,678,969.97/2,518,431.50 = 957,772.55/x - Step 3: Cross multiply
1,678,969.97x = 2,518,431.50 × 957,772.55 - Step 4: Simplify right side
1,678,969.97x = 2,412,084,563,058.36 - Step 5: Solve for x
x = 2,412,084,563,058.36/1,678,969.97 - Step 6: Final answer
x = 1,436,645.44
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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.