Finding the Fourth Proportional to 3,916,318.84, 5,873,147.94 and 1,356,936.49
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Solution
The fourth proportional to 3,916,318.84, 5,873,147.94 and 1,356,936.49 is: 2,034,943.80
Step by Step Solution
- Step 1: Write the proportion equation
3,916,318.84 : 5,873,147.94 = 1,356,936.49 : x - Step 2: Convert to fraction form
3,916,318.84/5,873,147.94 = 1,356,936.49/x - Step 3: Cross multiply
3,916,318.84x = 5,873,147.94 × 1,356,936.49 - Step 4: Simplify right side
3,916,318.84x = 7,969,488,750,954.33 - Step 5: Solve for x
x = 7,969,488,750,954.33/3,916,318.84 - Step 6: Final answer
x = 2,034,943.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.