Finding the Fourth Proportional to 2,993,959.19, 4,130,360.06 and 1,832,457.15
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Solution
The fourth proportional to 2,993,959.19, 4,130,360.06 and 1,832,457.15 is: 2,527,992.98
Step by Step Solution
- Step 1: Write the proportion equation
2,993,959.19 : 4,130,360.06 = 1,832,457.15 : x - Step 2: Convert to fraction form
2,993,959.19/4,130,360.06 = 1,832,457.15/x - Step 3: Cross multiply
2,993,959.19x = 4,130,360.06 × 1,832,457.15 - Step 4: Simplify right side
2,993,959.19x = 7,568,707,814,859.14 - Step 5: Solve for x
x = 7,568,707,814,859.14/2,993,959.19 - Step 6: Final answer
x = 2,527,992.98
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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.