Finding the Fourth Proportional to 1,449,844.96, 2,000,829.36 and 876,989.92
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Solution
The fourth proportional to 1,449,844.96, 2,000,829.36 and 876,989.92 is: 1,210,272.29
Step by Step Solution
- Step 1: Write the proportion equation
1,449,844.96 : 2,000,829.36 = 876,989.92 : x - Step 2: Convert to fraction form
1,449,844.96/2,000,829.36 = 876,989.92/x - Step 3: Cross multiply
1,449,844.96x = 2,000,829.36 × 876,989.92 - Step 4: Simplify right side
1,449,844.96x = 1,754,707,180,360.05 - Step 5: Solve for x
x = 1,754,707,180,360.05/1,449,844.96 - Step 6: Final answer
x = 1,210,272.29
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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.