Finding the Fourth Proportional to 3,432,112.73, 4,736,302.36 and 1,883,400.42
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Solution
The fourth proportional to 3,432,112.73, 4,736,302.36 and 1,883,400.42 is: 2,599,085.33
Step by Step Solution
- Step 1: Write the proportion equation
3,432,112.73 : 4,736,302.36 = 1,883,400.42 : x - Step 2: Convert to fraction form
3,432,112.73/4,736,302.36 = 1,883,400.42/x - Step 3: Cross multiply
3,432,112.73x = 4,736,302.36 × 1,883,400.42 - Step 4: Simplify right side
3,432,112.73x = 8,920,353,854,070.99 - Step 5: Solve for x
x = 8,920,353,854,070.99/3,432,112.73 - Step 6: Final answer
x = 2,599,085.33
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1.5x scale
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.