Finding the Fourth Proportional to 1,340,727.84, 1,849,996.44 and 796,661.28
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Solution
The fourth proportional to 1,340,727.84, 1,849,996.44 and 796,661.28 is: 1,099,268.99
Step by Step Solution
- Step 1: Write the proportion equation
1,340,727.84 : 1,849,996.44 = 796,661.28 : x - Step 2: Convert to fraction form
1,340,727.84/1,849,996.44 = 796,661.28/x - Step 3: Cross multiply
1,340,727.84x = 1,849,996.44 × 796,661.28 - Step 4: Simplify right side
1,340,727.84x = 1,473,820,531,885.84 - Step 5: Solve for x
x = 1,473,820,531,885.84/1,340,727.84 - Step 6: Final answer
x = 1,099,268.99
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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.