Finding the Fourth Proportional to 1,477,049.70, 2,038,334.16 and 933,427.08
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Solution
The fourth proportional to 1,477,049.70, 2,038,334.16 and 933,427.08 is: 1,288,132.89
Step by Step Solution
- Step 1: Write the proportion equation
1,477,049.70 : 2,038,334.16 = 933,427.08 : x - Step 2: Convert to fraction form
1,477,049.70/2,038,334.16 = 933,427.08/x - Step 3: Cross multiply
1,477,049.70x = 2,038,334.16 × 933,427.08 - Step 4: Simplify right side
1,477,049.70x = 1,902,636,303,033.05 - Step 5: Solve for x
x = 1,902,636,303,033.05/1,477,049.70 - Step 6: Final answer
x = 1,288,132.89
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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.