Finding the Fourth Proportional to 2,750,391.37, 4,126,431.71 and 1,312,909.08
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Solution
The fourth proportional to 2,750,391.37, 4,126,431.71 and 1,312,909.08 is: 1,969,766.82
Step by Step Solution
- Step 1: Write the proportion equation
2,750,391.37 : 4,126,431.71 = 1,312,909.08 : x - Step 2: Convert to fraction form
2,750,391.37/4,126,431.71 = 1,312,909.08/x - Step 3: Cross multiply
2,750,391.37x = 4,126,431.71 × 1,312,909.08 - Step 4: Simplify right side
2,750,391.37x = 5,417,629,660,058.93 - Step 5: Solve for x
x = 5,417,629,660,058.93/2,750,391.37 - Step 6: Final answer
x = 1,969,766.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.