Finding the Fourth Proportional to 4,381,425.06, 6,566,262.82 and 3,409,962.32
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Solution
The fourth proportional to 4,381,425.06, 6,566,262.82 and 3,409,962.32 is: 5,110,371.28
Step by Step Solution
- Step 1: Write the proportion equation
4,381,425.06 : 6,566,262.82 = 3,409,962.32 : x - Step 2: Convert to fraction form
4,381,425.06/6,566,262.82 = 3,409,962.32/x - Step 3: Cross multiply
4,381,425.06x = 6,566,262.82 × 3,409,962.32 - Step 4: Simplify right side
4,381,425.06x = 22,390,708,799,416.94 - Step 5: Solve for x
x = 22,390,708,799,416.94/4,381,425.06 - Step 6: Final answer
x = 5,110,371.28
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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.