Finding the Fourth Proportional to 4,257,607.97, 6,387,428.78 and 1,417,744.73
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Solution
The fourth proportional to 4,257,607.97, 6,387,428.78 and 1,417,744.73 is: 2,126,955.69
Step by Step Solution
- Step 1: Write the proportion equation
4,257,607.97 : 6,387,428.78 = 1,417,744.73 : x - Step 2: Convert to fraction form
4,257,607.97/6,387,428.78 = 1,417,744.73/x - Step 3: Cross multiply
4,257,607.97x = 6,387,428.78 × 1,417,744.73 - Step 4: Simplify right side
4,257,607.97x = 9,055,743,491,095.33 - Step 5: Solve for x
x = 9,055,743,491,095.33/4,257,607.97 - Step 6: Final answer
x = 2,126,955.69
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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.