Finding the Fourth Proportional to 5,127,071.58, 7,076,228.76 and 2,952,873.47
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Solution
The fourth proportional to 5,127,071.58, 7,076,228.76 and 2,952,873.47 is: 4,075,466.45
Step by Step Solution
- Step 1: Write the proportion equation
5,127,071.58 : 7,076,228.76 = 2,952,873.47 : x - Step 2: Convert to fraction form
5,127,071.58/7,076,228.76 = 2,952,873.47/x - Step 3: Cross multiply
5,127,071.58x = 7,076,228.76 × 2,952,873.47 - Step 4: Simplify right side
5,127,071.58x = 20,895,208,190,745.57 - Step 5: Solve for x
x = 20,895,208,190,745.57/5,127,071.58 - Step 6: Final answer
x = 4,075,466.45
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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.