Finding the Fourth Proportional to 3,571,295.16, 5,356,830.42 and 875,628.12
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Solution
The fourth proportional to 3,571,295.16, 5,356,830.42 and 875,628.12 is: 1,313,414.64
Step by Step Solution
- Step 1: Write the proportion equation
3,571,295.16 : 5,356,830.42 = 875,628.12 : x - Step 2: Convert to fraction form
3,571,295.16/5,356,830.42 = 875,628.12/x - Step 3: Cross multiply
3,571,295.16x = 5,356,830.42 × 875,628.12 - Step 4: Simplify right side
3,571,295.16x = 4,690,591,349,823.41 - Step 5: Solve for x
x = 4,690,591,349,823.41/3,571,295.16 - Step 6: Final answer
x = 1,313,414.64
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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.