Finding the Fourth Proportional to 3,243,800.39, 4,476,334.87 and 1,866,952.99
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Solution
The fourth proportional to 3,243,800.39, 4,476,334.87 and 1,866,952.99 is: 2,576,332.01
Step by Step Solution
- Step 1: Write the proportion equation
3,243,800.39 : 4,476,334.87 = 1,866,952.99 : x - Step 2: Convert to fraction form
3,243,800.39/4,476,334.87 = 1,866,952.99/x - Step 3: Cross multiply
3,243,800.39x = 4,476,334.87 × 1,866,952.99 - Step 4: Simplify right side
3,243,800.39x = 8,357,106,769,787.76 - Step 5: Solve for x
x = 8,357,106,769,787.76/3,243,800.39 - Step 6: Final answer
x = 2,576,332.01
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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.