Finding the Fourth Proportional to 1,380,237.97, 2,070,779.50 and 706,796.10
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Solution
The fourth proportional to 1,380,237.97, 2,070,779.50 and 706,796.10 is: 1,060,410.52
Step by Step Solution
- Step 1: Write the proportion equation
1,380,237.97 : 2,070,779.50 = 706,796.10 : x - Step 2: Convert to fraction form
1,380,237.97/2,070,779.50 = 706,796.10/x - Step 3: Cross multiply
1,380,237.97x = 2,070,779.50 × 706,796.10 - Step 4: Simplify right side
1,380,237.97x = 1,463,618,864,206.05 - Step 5: Solve for x
x = 1,463,618,864,206.05/1,380,237.97 - Step 6: Final answer
x = 1,060,410.52
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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.