Finding the Fourth Proportional to 2,923,673.76, 4,386,257.99 and 1,126,074.59
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Solution
The fourth proportional to 2,923,673.76, 4,386,257.99 and 1,126,074.59 is: 1,689,399.72
Step by Step Solution
- Step 1: Write the proportion equation
2,923,673.76 : 4,386,257.99 = 1,126,074.59 : x - Step 2: Convert to fraction form
2,923,673.76/4,386,257.99 = 1,126,074.59/x - Step 3: Cross multiply
2,923,673.76x = 4,386,257.99 × 1,126,074.59 - Step 4: Simplify right side
2,923,673.76x = 4,939,253,640,161.81 - Step 5: Solve for x
x = 4,939,253,640,161.81/2,923,673.76 - Step 6: Final answer
x = 1,689,399.72
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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.