Finding the Fourth Proportional to 1,736,426.25, 2,603,629.79 and 657,022.05
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Solution
The fourth proportional to 1,736,426.25, 2,603,629.79 and 657,022.05 is: 985,151.07
Step by Step Solution
- Step 1: Write the proportion equation
1,736,426.25 : 2,603,629.79 = 657,022.05 : x - Step 2: Convert to fraction form
1,736,426.25/2,603,629.79 = 657,022.05/x - Step 3: Cross multiply
1,736,426.25x = 2,603,629.79 × 657,022.05 - Step 4: Simplify right side
1,736,426.25x = 1,710,642,178,781.76 - Step 5: Solve for x
x = 1,710,642,178,781.76/1,736,426.25 - Step 6: Final answer
x = 985,151.07
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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.