Finding the Fourth Proportional to 1,526,802.40, 2,290,203.60 and 529,631.20
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Solution
The fourth proportional to 1,526,802.40, 2,290,203.60 and 529,631.20 is: 794,446.80
Step by Step Solution
- Step 1: Write the proportion equation
1,526,802.40 : 2,290,203.60 = 529,631.20 : x - Step 2: Convert to fraction form
1,526,802.40/2,290,203.60 = 529,631.20/x - Step 3: Cross multiply
1,526,802.40x = 2,290,203.60 × 529,631.20 - Step 4: Simplify right side
1,526,802.40x = 1,212,963,280,912.32 - Step 5: Solve for x
x = 1,212,963,280,912.32/1,526,802.40 - Step 6: Final answer
x = 794,446.80
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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.