Finding the Fourth Proportional to 1,668,734.81, 2,496,246.84 and 1,332,432.30
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Solution
The fourth proportional to 1,668,734.81, 2,496,246.84 and 1,332,432.30 is: 1,993,174.65
Step by Step Solution
- Step 1: Write the proportion equation
1,668,734.81 : 2,496,246.84 = 1,332,432.30 : x - Step 2: Convert to fraction form
1,668,734.81/2,496,246.84 = 1,332,432.30/x - Step 3: Cross multiply
1,668,734.81x = 2,496,246.84 × 1,332,432.30 - Step 4: Simplify right side
1,668,734.81x = 3,326,079,918,388.93 - Step 5: Solve for x
x = 3,326,079,918,388.93/1,668,734.81 - Step 6: Final answer
x = 1,993,174.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.