Finding the Fourth Proportional to 2,053,286.40, 3,076,430.40 and 1,752,355.20
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Solution
The fourth proportional to 2,053,286.40, 3,076,430.40 and 1,752,355.20 is: 2,625,546.45
Step by Step Solution
- Step 1: Write the proportion equation
2,053,286.40 : 3,076,430.40 = 1,752,355.20 : x - Step 2: Convert to fraction form
2,053,286.40/3,076,430.40 = 1,752,355.20/x - Step 3: Cross multiply
2,053,286.40x = 3,076,430.40 × 1,752,355.20 - Step 4: Simplify right side
2,053,286.40x = 5,390,998,808,878.08 - Step 5: Solve for x
x = 5,390,998,808,878.08/2,053,286.40 - Step 6: Final answer
x = 2,625,546.45
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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.