Finding the Fourth Proportional to 1,668,584.28, 2,302,632.42 and 943,574.36
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Solution
The fourth proportional to 1,668,584.28, 2,302,632.42 and 943,574.36 is: 1,302,124.76
Step by Step Solution
- Step 1: Write the proportion equation
1,668,584.28 : 2,302,632.42 = 943,574.36 : x - Step 2: Convert to fraction form
1,668,584.28/2,302,632.42 = 943,574.36/x - Step 3: Cross multiply
1,668,584.28x = 2,302,632.42 × 943,574.36 - Step 4: Simplify right side
1,668,584.28x = 2,172,704,912,016.75 - Step 5: Solve for x
x = 2,172,704,912,016.75/1,668,584.28 - Step 6: Final answer
x = 1,302,124.76
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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.