Finding the Fourth Proportional to 2,087,305.76, 2,880,440.04 and 1,169,523.92
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Solution
The fourth proportional to 2,087,305.76, 2,880,440.04 and 1,169,523.92 is: 1,613,919.53
Step by Step Solution
- Step 1: Write the proportion equation
2,087,305.76 : 2,880,440.04 = 1,169,523.92 : x - Step 2: Convert to fraction form
2,087,305.76/2,880,440.04 = 1,169,523.92/x - Step 3: Cross multiply
2,087,305.76x = 2,880,440.04 × 1,169,523.92 - Step 4: Simplify right side
2,087,305.76x = 3,368,743,526,905.76 - Step 5: Solve for x
x = 3,368,743,526,905.76/2,087,305.76 - Step 6: Final answer
x = 1,613,919.53
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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.