Finding the Fourth Proportional to 1,850,478.14, 2,554,202.87 and 1,076,291.08
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Solution
The fourth proportional to 1,850,478.14, 2,554,202.87 and 1,076,291.08 is: 1,485,597.53
Step by Step Solution
- Step 1: Write the proportion equation
1,850,478.14 : 2,554,202.87 = 1,076,291.08 : x - Step 2: Convert to fraction form
1,850,478.14/2,554,202.87 = 1,076,291.08/x - Step 3: Cross multiply
1,850,478.14x = 2,554,202.87 × 1,076,291.08 - Step 4: Simplify right side
1,850,478.14x = 2,749,065,757,760.53 - Step 5: Solve for x
x = 2,749,065,757,760.53/1,850,478.14 - Step 6: Final answer
x = 1,485,597.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.