Finding the Fourth Proportional to 2,995,645.26, 4,133,990.44 and 1,637,518.26
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Solution
The fourth proportional to 2,995,645.26, 4,133,990.44 and 1,637,518.26 is: 2,259,775.19
Step by Step Solution
- Step 1: Write the proportion equation
2,995,645.26 : 4,133,990.44 = 1,637,518.26 : x - Step 2: Convert to fraction form
2,995,645.26/4,133,990.44 = 1,637,518.26/x - Step 3: Cross multiply
2,995,645.26x = 4,133,990.44 × 1,637,518.26 - Step 4: Simplify right side
2,995,645.26x = 6,769,484,832,165.44 - Step 5: Solve for x
x = 6,769,484,832,165.44/2,995,645.26 - Step 6: Final answer
x = 2,259,775.19
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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.