Finding the Fourth Proportional to 2,207,440.44, 3,044,370.96 and 1,432,307.70
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Solution
The fourth proportional to 2,207,440.44, 3,044,370.96 and 1,432,307.70 is: 1,975,353.85
Step by Step Solution
- Step 1: Write the proportion equation
2,207,440.44 : 3,044,370.96 = 1,432,307.70 : x - Step 2: Convert to fraction form
2,207,440.44/3,044,370.96 = 1,432,307.70/x - Step 3: Cross multiply
2,207,440.44x = 3,044,370.96 × 1,432,307.70 - Step 4: Simplify right side
2,207,440.44x = 4,360,475,967,664.39 - Step 5: Solve for x
x = 4,360,475,967,664.39/2,207,440.44 - Step 6: Final answer
x = 1,975,353.85
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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.