Finding the Fourth Proportional to 3,213,291.06, 4,434,194.58 and 1,762,956.54
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Solution
The fourth proportional to 3,213,291.06, 4,434,194.58 and 1,762,956.54 is: 2,432,799.33
Step by Step Solution
- Step 1: Write the proportion equation
3,213,291.06 : 4,434,194.58 = 1,762,956.54 : x - Step 2: Convert to fraction form
3,213,291.06/4,434,194.58 = 1,762,956.54/x - Step 3: Cross multiply
3,213,291.06x = 4,434,194.58 × 1,762,956.54 - Step 4: Simplify right side
3,213,291.06x = 7,817,292,334,443.55 - Step 5: Solve for x
x = 7,817,292,334,443.55/3,213,291.06 - Step 6: Final answer
x = 2,432,799.33
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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.