Finding the Fourth Proportional to 1,474,303.38, 2,035,166.42 and 991,148.75
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Solution
The fourth proportional to 1,474,303.38, 2,035,166.42 and 991,148.75 is: 1,368,207.30
Step by Step Solution
- Step 1: Write the proportion equation
1,474,303.38 : 2,035,166.42 = 991,148.75 : x - Step 2: Convert to fraction form
1,474,303.38/2,035,166.42 = 991,148.75/x - Step 3: Cross multiply
1,474,303.38x = 2,035,166.42 × 991,148.75 - Step 4: Simplify right side
1,474,303.38x = 2,017,152,648,269.23 - Step 5: Solve for x
x = 2,017,152,648,269.23/1,474,303.38 - Step 6: Final answer
x = 1,368,207.30
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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.