Finding the Fourth Proportional to 1,049,685, 1,574,402.49 and 617,660.70
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Solution
The fourth proportional to 1,049,685, 1,574,402.49 and 617,660.70 is: 926,417.49
Step by Step Solution
- Step 1: Write the proportion equation
1,049,685 : 1,574,402.49 = 617,660.70 : x - Step 2: Convert to fraction form
1,049,685/1,574,402.49 = 617,660.70/x - Step 3: Cross multiply
1,049,685x = 1,574,402.49 × 617,660.70 - Step 4: Simplify right side
1,049,685x = 972,446,544,055.14 - Step 5: Solve for x
x = 972,446,544,055.14/1,049,685 - Step 6: Final answer
x = 926,417.49
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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.