Finding the Fourth Proportional to 2,624,605.79, 3,621,955.97 and 1,417,381.79
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Solution
The fourth proportional to 2,624,605.79, 3,621,955.97 and 1,417,381.79 is: 1,955,986.86
Step by Step Solution
- Step 1: Write the proportion equation
2,624,605.79 : 3,621,955.97 = 1,417,381.79 : x - Step 2: Convert to fraction form
2,624,605.79/3,621,955.97 = 1,417,381.79/x - Step 3: Cross multiply
2,624,605.79x = 3,621,955.97 × 1,417,381.79 - Step 4: Simplify right side
2,624,605.79x = 5,133,694,448,658.13 - Step 5: Solve for x
x = 5,133,694,448,658.13/2,624,605.79 - Step 6: Final answer
x = 1,955,986.86
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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.