Finding the Fourth Proportional to 889,664.70, 1,334,497.05 and 848,330.40
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Solution
The fourth proportional to 889,664.70, 1,334,497.05 and 848,330.40 is: 1,272,495.60
Step by Step Solution
- Step 1: Write the proportion equation
889,664.70 : 1,334,497.05 = 848,330.40 : x - Step 2: Convert to fraction form
889,664.70/1,334,497.05 = 848,330.40/x - Step 3: Cross multiply
889,664.70x = 1,334,497.05 × 848,330.40 - Step 4: Simplify right side
889,664.70x = 1,132,094,416,225.32 - Step 5: Solve for x
x = 1,132,094,416,225.32/889,664.70 - Step 6: Final answer
x = 1,272,495.60
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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.