Finding the Fourth Proportional to 1,873,849.88, 2,585,913.68 and 1,014,410.12
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Solution
The fourth proportional to 1,873,849.88, 2,585,913.68 and 1,014,410.12 is: 1,399,886.42
Step by Step Solution
- Step 1: Write the proportion equation
1,873,849.88 : 2,585,913.68 = 1,014,410.12 : x - Step 2: Convert to fraction form
1,873,849.88/2,585,913.68 = 1,014,410.12/x - Step 3: Cross multiply
1,873,849.88x = 2,585,913.68 × 1,014,410.12 - Step 4: Simplify right side
1,873,849.88x = 2,623,177,006,438.44 - Step 5: Solve for x
x = 2,623,177,006,438.44/1,873,849.88 - Step 6: Final answer
x = 1,399,886.42
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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.