Finding the Fourth Proportional to 1,474,232.40, 2,210,902.56 and 575,430.48
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Solution
The fourth proportional to 1,474,232.40, 2,210,902.56 and 575,430.48 is: 862,971.62
Step by Step Solution
- Step 1: Write the proportion equation
1,474,232.40 : 2,210,902.56 = 575,430.48 : x - Step 2: Convert to fraction form
1,474,232.40/2,210,902.56 = 575,430.48/x - Step 3: Cross multiply
1,474,232.40x = 2,210,902.56 × 575,430.48 - Step 4: Simplify right side
1,474,232.40x = 1,272,220,721,334.03 - Step 5: Solve for x
x = 1,272,220,721,334.03/1,474,232.40 - Step 6: Final answer
x = 862,971.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.