Finding the Fourth Proportional to 5,544,441.95, 7,651,341.74 and 3,129,993.95
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Solution
The fourth proportional to 5,544,441.95, 7,651,341.74 and 3,129,993.95 is: 4,319,398.34
Step by Step Solution
- Step 1: Write the proportion equation
5,544,441.95 : 7,651,341.74 = 3,129,993.95 : x - Step 2: Convert to fraction form
5,544,441.95/7,651,341.74 = 3,129,993.95/x - Step 3: Cross multiply
5,544,441.95x = 7,651,341.74 × 3,129,993.95 - Step 4: Simplify right side
5,544,441.95x = 23,948,653,325,150.75 - Step 5: Solve for x
x = 23,948,653,325,150.75/5,544,441.95 - Step 6: Final answer
x = 4,319,398.34
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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.