Finding the Fourth Proportional to 3,050,480.97, 4,575,701.50 and 775,985.98
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Solution
The fourth proportional to 3,050,480.97, 4,575,701.50 and 775,985.98 is: 1,163,973.89
Step by Step Solution
- Step 1: Write the proportion equation
3,050,480.97 : 4,575,701.50 = 775,985.98 : x - Step 2: Convert to fraction form
3,050,480.97/4,575,701.50 = 775,985.98/x - Step 3: Cross multiply
3,050,480.97x = 4,575,701.50 × 775,985.98 - Step 4: Simplify right side
3,050,480.97x = 3,550,680,212,664.97 - Step 5: Solve for x
x = 3,550,680,212,664.97/3,050,480.97 - Step 6: Final answer
x = 1,163,973.89
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1.5x scale
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.