Finding the Fourth Proportional to 1,964,984.54, 2,947,476.63 and 545,040.68
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Solution
The fourth proportional to 1,964,984.54, 2,947,476.63 and 545,040.68 is: 817,560.97
Step by Step Solution
- Step 1: Write the proportion equation
1,964,984.54 : 2,947,476.63 = 545,040.68 : x - Step 2: Convert to fraction form
1,964,984.54/2,947,476.63 = 545,040.68/x - Step 3: Cross multiply
1,964,984.54x = 2,947,476.63 × 545,040.68 - Step 4: Simplify right side
1,964,984.54x = 1,606,494,666,699.31 - Step 5: Solve for x
x = 1,606,494,666,699.31/1,964,984.54 - Step 6: Final answer
x = 817,560.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.