Finding the Fourth Proportional to 4,471,908.84, 6,170,922.90 and 2,538,208.80
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Solution
The fourth proportional to 4,471,908.84, 6,170,922.90 and 2,538,208.80 is: 3,502,551.45
Step by Step Solution
- Step 1: Write the proportion equation
4,471,908.84 : 6,170,922.90 = 2,538,208.80 : x - Step 2: Convert to fraction form
4,471,908.84/6,170,922.90 = 2,538,208.80/x - Step 3: Cross multiply
4,471,908.84x = 6,170,922.90 × 2,538,208.80 - Step 4: Simplify right side
4,471,908.84x = 15,663,090,808,901.52 - Step 5: Solve for x
x = 15,663,090,808,901.52/4,471,908.84 - Step 6: Final answer
x = 3,502,551.45
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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.