Finding the Fourth Proportional to 3,748,971.06, 5,622,292.98 and 1,352,503.44
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Solution
The fourth proportional to 3,748,971.06, 5,622,292.98 and 1,352,503.44 is: 2,028,335.37
Step by Step Solution
- Step 1: Write the proportion equation
3,748,971.06 : 5,622,292.98 = 1,352,503.44 : x - Step 2: Convert to fraction form
3,748,971.06/5,622,292.98 = 1,352,503.44/x - Step 3: Cross multiply
3,748,971.06x = 5,622,292.98 × 1,352,503.44 - Step 4: Simplify right side
3,748,971.06x = 7,604,170,596,137.85 - Step 5: Solve for x
x = 7,604,170,596,137.85/3,748,971.06 - Step 6: Final answer
x = 2,028,335.37
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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.