Finding the Fourth Proportional to 1,337,471.23, 1,845,710.42 and 764,523.91
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Solution
The fourth proportional to 1,337,471.23, 1,845,710.42 and 764,523.91 is: 1,055,043.07
Step by Step Solution
- Step 1: Write the proportion equation
1,337,471.23 : 1,845,710.42 = 764,523.91 : x - Step 2: Convert to fraction form
1,337,471.23/1,845,710.42 = 764,523.91/x - Step 3: Cross multiply
1,337,471.23x = 1,845,710.42 × 764,523.91 - Step 4: Simplify right side
1,337,471.23x = 1,411,089,747,026.14 - Step 5: Solve for x
x = 1,411,089,747,026.14/1,337,471.23 - Step 6: Final answer
x = 1,055,043.07
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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.