Finding the Fourth Proportional to 4,509,362.76, 6,765,165.18 and 1,314,517.02
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Solution
The fourth proportional to 4,509,362.76, 6,765,165.18 and 1,314,517.02 is: 1,972,102.32
Step by Step Solution
- Step 1: Write the proportion equation
4,509,362.76 : 6,765,165.18 = 1,314,517.02 : x - Step 2: Convert to fraction form
4,509,362.76/6,765,165.18 = 1,314,517.02/x - Step 3: Cross multiply
4,509,362.76x = 6,765,165.18 × 1,314,517.02 - Step 4: Simplify right side
4,509,362.76x = 8,892,924,772,221.36 - Step 5: Solve for x
x = 8,892,924,772,221.36/4,509,362.76 - Step 6: Final answer
x = 1,972,102.32
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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.