Finding the Fourth Proportional to 2,846,985.84, 3,928,939.02 and 1,623,475.98
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Solution
The fourth proportional to 2,846,985.84, 3,928,939.02 and 1,623,475.98 is: 2,240,453.06
Step by Step Solution
- Step 1: Write the proportion equation
2,846,985.84 : 3,928,939.02 = 1,623,475.98 : x - Step 2: Convert to fraction form
2,846,985.84/3,928,939.02 = 1,623,475.98/x - Step 3: Cross multiply
2,846,985.84x = 3,928,939.02 × 1,623,475.98 - Step 4: Simplify right side
2,846,985.84x = 6,378,538,125,854.74 - Step 5: Solve for x
x = 6,378,538,125,854.74/2,846,985.84 - Step 6: Final answer
x = 2,240,453.06
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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.