Finding the Fourth Proportional to 1,486,219.94, 2,050,995.57 and 807,161.30
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Solution
The fourth proportional to 1,486,219.94, 2,050,995.57 and 807,161.30 is: 1,113,889.14
Step by Step Solution
- Step 1: Write the proportion equation
1,486,219.94 : 2,050,995.57 = 807,161.30 : x - Step 2: Convert to fraction form
1,486,219.94/2,050,995.57 = 807,161.30/x - Step 3: Cross multiply
1,486,219.94x = 2,050,995.57 × 807,161.30 - Step 4: Simplify right side
1,486,219.94x = 1,655,484,250,575.44 - Step 5: Solve for x
x = 1,655,484,250,575.44/1,486,219.94 - Step 6: Final answer
x = 1,113,889.14
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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.