Finding the Fourth Proportional to 972,325.92, 1,456,389.36 and 948,531.36
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Solution
The fourth proportional to 972,325.92, 1,456,389.36 and 948,531.36 is: 1,420,748.90
Step by Step Solution
- Step 1: Write the proportion equation
972,325.92 : 1,456,389.36 = 948,531.36 : x - Step 2: Convert to fraction form
972,325.92/1,456,389.36 = 948,531.36/x - Step 3: Cross multiply
972,325.92x = 1,456,389.36 × 948,531.36 - Step 4: Simplify right side
972,325.92x = 1,381,430,980,330.33 - Step 5: Solve for x
x = 1,381,430,980,330.33/972,325.92 - Step 6: Final answer
x = 1,420,748.90
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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.