Finding the Fourth Proportional to 1,813,117.38, 2,718,740.15 and 533,558.70
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Solution
The fourth proportional to 1,813,117.38, 2,718,740.15 and 533,558.70 is: 800,062.63
Step by Step Solution
- Step 1: Write the proportion equation
1,813,117.38 : 2,718,740.15 = 533,558.70 : x - Step 2: Convert to fraction form
1,813,117.38/2,718,740.15 = 533,558.70/x - Step 3: Cross multiply
1,813,117.38x = 2,718,740.15 × 533,558.70 - Step 4: Simplify right side
1,813,117.38x = 1,450,607,457,404.01 - Step 5: Solve for x
x = 1,450,607,457,404.01/1,813,117.38 - Step 6: Final answer
x = 800,062.63
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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.