Finding the Fourth Proportional to 3,460,886.24, 4,775,995.86 and 2,011,430.12
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Solution
The fourth proportional to 3,460,886.24, 4,775,995.86 and 2,011,430.12 is: 2,775,757.79
Step by Step Solution
- Step 1: Write the proportion equation
3,460,886.24 : 4,775,995.86 = 2,011,430.12 : x - Step 2: Convert to fraction form
3,460,886.24/4,775,995.86 = 2,011,430.12/x - Step 3: Cross multiply
3,460,886.24x = 4,775,995.86 × 2,011,430.12 - Step 4: Simplify right side
3,460,886.24x = 9,606,581,925,799.31 - Step 5: Solve for x
x = 9,606,581,925,799.31/3,460,886.24 - Step 6: Final answer
x = 2,775,757.79
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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.