Finding the Fourth Proportional to 1,795,851.68, 2,478,327.81 and 980,107.74
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Solution
The fourth proportional to 1,795,851.68, 2,478,327.81 and 980,107.74 is: 1,352,577.33
Step by Step Solution
- Step 1: Write the proportion equation
1,795,851.68 : 2,478,327.81 = 980,107.74 : x - Step 2: Convert to fraction form
1,795,851.68/2,478,327.81 = 980,107.74/x - Step 3: Cross multiply
1,795,851.68x = 2,478,327.81 × 980,107.74 - Step 4: Simplify right side
1,795,851.68x = 2,429,028,268,838.25 - Step 5: Solve for x
x = 2,429,028,268,838.25/1,795,851.68 - Step 6: Final answer
x = 1,352,577.33
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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.