Finding the Fourth Proportional to 4,272,568.84, 6,409,060.15 and 1,393,930.09
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Solution
The fourth proportional to 4,272,568.84, 6,409,060.15 and 1,393,930.09 is: 2,090,962.63
Step by Step Solution
- Step 1: Write the proportion equation
4,272,568.84 : 6,409,060.15 = 1,393,930.09 : x - Step 2: Convert to fraction form
4,272,568.84/6,409,060.15 = 1,393,930.09/x - Step 3: Cross multiply
4,272,568.84x = 6,409,060.15 × 1,393,930.09 - Step 4: Simplify right side
4,272,568.84x = 8,933,781,791,704.91 - Step 5: Solve for x
x = 8,933,781,791,704.91/4,272,568.84 - Step 6: Final answer
x = 2,090,962.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.