Finding the Fourth Proportional to 7,298,881.20, 10,940,704.56 and 3,257,259.84
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Solution
The fourth proportional to 7,298,881.20, 10,940,704.56 and 3,257,259.84 is: 4,882,490.43
Step by Step Solution
- Step 1: Write the proportion equation
7,298,881.20 : 10,940,704.56 = 3,257,259.84 : x - Step 2: Convert to fraction form
7,298,881.20/10,940,704.56 = 3,257,259.84/x - Step 3: Cross multiply
7,298,881.20x = 10,940,704.56 × 3,257,259.84 - Step 4: Simplify right side
7,298,881.20x = 35,636,717,584,592.87 - Step 5: Solve for x
x = 35,636,717,584,592.87/7,298,881.20 - Step 6: Final answer
x = 4,882,490.43
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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.