Finding the Fourth Proportional to 1,254,951.99, 1,731,844.80 and 681,992.28
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Solution
The fourth proportional to 1,254,951.99, 1,731,844.80 and 681,992.28 is: 941,155.35
Step by Step Solution
- Step 1: Write the proportion equation
1,254,951.99 : 1,731,844.80 = 681,992.28 : x - Step 2: Convert to fraction form
1,254,951.99/1,731,844.80 = 681,992.28/x - Step 3: Cross multiply
1,254,951.99x = 1,731,844.80 × 681,992.28 - Step 4: Simplify right side
1,254,951.99x = 1,181,104,783,758.14 - Step 5: Solve for x
x = 1,181,104,783,758.14/1,254,951.99 - Step 6: Final answer
x = 941,155.35
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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.