Finding the Fourth Proportional to 1,667,766.26, 2,301,519.36 and 903,819.80
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Solution
The fourth proportional to 1,667,766.26, 2,301,519.36 and 903,819.80 is: 1,247,272.37
Step by Step Solution
- Step 1: Write the proportion equation
1,667,766.26 : 2,301,519.36 = 903,819.80 : x - Step 2: Convert to fraction form
1,667,766.26/2,301,519.36 = 903,819.80/x - Step 3: Cross multiply
1,667,766.26x = 2,301,519.36 × 903,819.80 - Step 4: Simplify right side
1,667,766.26x = 2,080,158,767,651.33 - Step 5: Solve for x
x = 2,080,158,767,651.33/1,667,766.26 - Step 6: Final answer
x = 1,247,272.37
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.