Finding the Fourth Proportional to 5,290,044.84, 7,935,165.69 and 1,503,626.13
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Solution
The fourth proportional to 5,290,044.84, 7,935,165.69 and 1,503,626.13 is: 2,255,467.17
Step by Step Solution
- Step 1: Write the proportion equation
5,290,044.84 : 7,935,165.69 = 1,503,626.13 : x - Step 2: Convert to fraction form
5,290,044.84/7,935,165.69 = 1,503,626.13/x - Step 3: Cross multiply
5,290,044.84x = 7,935,165.69 × 1,503,626.13 - Step 4: Simplify right side
5,290,044.84x = 11,931,522,477,363.48 - Step 5: Solve for x
x = 11,931,522,477,363.48/5,290,044.84 - Step 6: Final answer
x = 2,255,467.17
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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.