Finding the Fourth Proportional to 4,308,427.08, 6,462,621.18 and 1,113,281.64
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Solution
The fourth proportional to 4,308,427.08, 6,462,621.18 and 1,113,281.64 is: 1,669,917.44
Step by Step Solution
- Step 1: Write the proportion equation
4,308,427.08 : 6,462,621.18 = 1,113,281.64 : x - Step 2: Convert to fraction form
4,308,427.08/6,462,621.18 = 1,113,281.64/x - Step 3: Cross multiply
4,308,427.08x = 6,462,621.18 × 1,113,281.64 - Step 4: Simplify right side
4,308,427.08x = 7,194,717,505,969.13 - Step 5: Solve for x
x = 7,194,717,505,969.13/4,308,427.08 - Step 6: Final answer
x = 1,669,917.44
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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.