Finding the Fourth Proportional to 3,460,883.74, 4,775,992.41 and 2,011,427.62
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Solution
The fourth proportional to 3,460,883.74, 4,775,992.41 and 2,011,427.62 is: 2,775,754.34
Step by Step Solution
- Step 1: Write the proportion equation
3,460,883.74 : 4,775,992.41 = 2,011,427.62 : x - Step 2: Convert to fraction form
3,460,883.74/4,775,992.41 = 2,011,427.62/x - Step 3: Cross multiply
3,460,883.74x = 4,775,992.41 × 2,011,427.62 - Step 4: Simplify right side
3,460,883.74x = 9,606,563,046,384.37 - Step 5: Solve for x
x = 9,606,563,046,384.37/3,460,883.74 - Step 6: Final answer
x = 2,775,754.34
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1.5x scale
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.