Finding the Fourth Proportional to 2,624,605.05, 3,621,954.94 and 1,417,381.05
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Solution
The fourth proportional to 2,624,605.05, 3,621,954.94 and 1,417,381.05 is: 1,955,985.83
Step by Step Solution
- Step 1: Write the proportion equation
2,624,605.05 : 3,621,954.94 = 1,417,381.05 : x - Step 2: Convert to fraction form
2,624,605.05/3,621,954.94 = 1,417,381.05/x - Step 3: Cross multiply
2,624,605.05x = 3,621,954.94 × 1,417,381.05 - Step 4: Simplify right side
2,624,605.05x = 5,133,690,270,713.21 - Step 5: Solve for x
x = 5,133,690,270,713.21/2,624,605.05 - Step 6: Final answer
x = 1,955,985.83
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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.