Finding the Fourth Proportional to 2,453,203.50, 3,385,420.98 and 1,365,451.74
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Solution
The fourth proportional to 2,453,203.50, 3,385,420.98 and 1,365,451.74 is: 1,884,323.49
Step by Step Solution
- Step 1: Write the proportion equation
2,453,203.50 : 3,385,420.98 = 1,365,451.74 : x - Step 2: Convert to fraction form
2,453,203.50/3,385,420.98 = 1,365,451.74/x - Step 3: Cross multiply
2,453,203.50x = 3,385,420.98 × 1,365,451.74 - Step 4: Simplify right side
2,453,203.50x = 4,622,628,977,015.02 - Step 5: Solve for x
x = 4,622,628,977,015.02/2,453,203.50 - Step 6: Final answer
x = 1,884,323.49
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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.