Finding the Fourth Proportional to 1,302,759.04, 1,797,289.98 and 812,440.12
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Solution
The fourth proportional to 1,302,759.04, 1,797,289.98 and 812,440.12 is: 1,120,844.64
Step by Step Solution
- Step 1: Write the proportion equation
1,302,759.04 : 1,797,289.98 = 812,440.12 : x - Step 2: Convert to fraction form
1,302,759.04/1,797,289.98 = 812,440.12/x - Step 3: Cross multiply
1,302,759.04x = 1,797,289.98 × 812,440.12 - Step 4: Simplify right side
1,302,759.04x = 1,460,190,487,026.00 - Step 5: Solve for x
x = 1,460,190,487,026.00/1,302,759.04 - Step 6: Final answer
x = 1,120,844.64
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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.