Finding the Fourth Proportional to 1,115,092.02, 1,538,845.68 and 605,794.80
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Solution
The fourth proportional to 1,115,092.02, 1,538,845.68 and 605,794.80 is: 836,006.98
Step by Step Solution
- Step 1: Write the proportion equation
1,115,092.02 : 1,538,845.68 = 605,794.80 : x - Step 2: Convert to fraction form
1,115,092.02/1,538,845.68 = 605,794.80/x - Step 3: Cross multiply
1,115,092.02x = 1,538,845.68 × 605,794.80 - Step 4: Simplify right side
1,115,092.02x = 932,224,710,946.46 - Step 5: Solve for x
x = 932,224,710,946.46/1,115,092.02 - Step 6: Final answer
x = 836,006.98
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1.5x scale
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.