Finding the Fourth Proportional to 1,254,955.68, 1,731,849.66 and 681,995.70
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Solution
The fourth proportional to 1,254,955.68, 1,731,849.66 and 681,995.70 is: 941,159.95
Step by Step Solution
- Step 1: Write the proportion equation
1,254,955.68 : 1,731,849.66 = 681,995.70 : x - Step 2: Convert to fraction form
1,254,955.68/1,731,849.66 = 681,995.70/x - Step 3: Cross multiply
1,254,955.68x = 1,731,849.66 × 681,995.70 - Step 4: Simplify right side
1,254,955.68x = 1,181,114,021,166.46 - Step 5: Solve for x
x = 1,181,114,021,166.46/1,254,955.68 - Step 6: Final answer
x = 941,159.95
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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.