Finding the Fourth Proportional to 2,767,998.72, 3,819,888 and 1,622,403.84
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Solution
The fourth proportional to 2,767,998.72, 3,819,888 and 1,622,403.84 is: 2,238,946.47
Step by Step Solution
- Step 1: Write the proportion equation
2,767,998.72 : 3,819,888 = 1,622,403.84 : x - Step 2: Convert to fraction form
2,767,998.72/3,819,888 = 1,622,403.84/x - Step 3: Cross multiply
2,767,998.72x = 3,819,888 × 1,622,403.84 - Step 4: Simplify right side
2,767,998.72x = 6,197,400,959,569.92 - Step 5: Solve for x
x = 6,197,400,959,569.92/2,767,998.72 - Step 6: Final answer
x = 2,238,946.47
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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.