Finding the Fourth Proportional to 1,670,445.99, 2,305,202.00 and 906,499.53
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Solution
The fourth proportional to 1,670,445.99, 2,305,202.00 and 906,499.53 is: 1,250,962.04
Step by Step Solution
- Step 1: Write the proportion equation
1,670,445.99 : 2,305,202.00 = 906,499.53 : x - Step 2: Convert to fraction form
1,670,445.99/2,305,202.00 = 906,499.53/x - Step 3: Cross multiply
1,670,445.99x = 2,305,202.00 × 906,499.53 - Step 4: Simplify right side
1,670,445.99x = 2,089,664,525,022.56 - Step 5: Solve for x
x = 2,089,664,525,022.56/1,670,445.99 - Step 6: Final answer
x = 1,250,962.04
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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.