Finding the Fourth Proportional to 4,154,135.10, 6,230,619.45 and 1,314,534.30
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Solution
The fourth proportional to 4,154,135.10, 6,230,619.45 and 1,314,534.30 is: 1,971,616.90
Step by Step Solution
- Step 1: Write the proportion equation
4,154,135.10 : 6,230,619.45 = 1,314,534.30 : x - Step 2: Convert to fraction form
4,154,135.10/6,230,619.45 = 1,314,534.30/x - Step 3: Cross multiply
4,154,135.10x = 6,230,619.45 × 1,314,534.30 - Step 4: Simplify right side
4,154,135.10x = 8,190,362,977,272.14 - Step 5: Solve for x
x = 8,190,362,977,272.14/4,154,135.10 - Step 6: Final answer
x = 1,971,616.90
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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.