Finding the Fourth Proportional to 1,159,618.36, 1,598,791.98 and 750,998.20
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Solution
The fourth proportional to 1,159,618.36, 1,598,791.98 and 750,998.20 is: 1,035,418.15
Step by Step Solution
- Step 1: Write the proportion equation
1,159,618.36 : 1,598,791.98 = 750,998.20 : x - Step 2: Convert to fraction form
1,159,618.36/1,598,791.98 = 750,998.20/x - Step 3: Cross multiply
1,159,618.36x = 1,598,791.98 × 750,998.20 - Step 4: Simplify right side
1,159,618.36x = 1,200,689,899,154.44 - Step 5: Solve for x
x = 1,200,689,899,154.44/1,159,618.36 - Step 6: Final answer
x = 1,035,418.15
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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.