Finding the Fourth Proportional to 1,281,052.26, 1,768,027.91 and 737,176.95
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Solution
The fourth proportional to 1,281,052.26, 1,768,027.91 and 737,176.95 is: 1,017,405.35
Step by Step Solution
- Step 1: Write the proportion equation
1,281,052.26 : 1,768,027.91 = 737,176.95 : x - Step 2: Convert to fraction form
1,281,052.26/1,768,027.91 = 737,176.95/x - Step 3: Cross multiply
1,281,052.26x = 1,768,027.91 × 737,176.95 - Step 4: Simplify right side
1,281,052.26x = 1,303,349,418,522.79 - Step 5: Solve for x
x = 1,303,349,418,522.79/1,281,052.26 - Step 6: Final answer
x = 1,017,405.35
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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.