Finding the Fourth Proportional to 3,038,260.80, 4,193,315.48 and 1,749,847.12
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Solution
The fourth proportional to 3,038,260.80, 4,193,315.48 and 1,749,847.12 is: 2,415,085.96
Step by Step Solution
- Step 1: Write the proportion equation
3,038,260.80 : 4,193,315.48 = 1,749,847.12 : x - Step 2: Convert to fraction form
3,038,260.80/4,193,315.48 = 1,749,847.12/x - Step 3: Cross multiply
3,038,260.80x = 4,193,315.48 × 1,749,847.12 - Step 4: Simplify right side
3,038,260.80x = 7,337,661,015,929.42 - Step 5: Solve for x
x = 7,337,661,015,929.42/3,038,260.80 - Step 6: Final answer
x = 2,415,085.96
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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.