Finding the Fourth Proportional to 945,496.80, 1,415,620.80 and 919,252.80
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Solution
The fourth proportional to 945,496.80, 1,415,620.80 and 919,252.80 is: 1,376,327.65
Step by Step Solution
- Step 1: Write the proportion equation
945,496.80 : 1,415,620.80 = 919,252.80 : x - Step 2: Convert to fraction form
945,496.80/1,415,620.80 = 919,252.80/x - Step 3: Cross multiply
945,496.80x = 1,415,620.80 × 919,252.80 - Step 4: Simplify right side
945,496.80x = 1,301,313,384,138.24 - Step 5: Solve for x
x = 1,301,313,384,138.24/945,496.80 - Step 6: Final answer
x = 1,376,327.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.