Finding the Fourth Proportional to 4,811,397.41, 7,218,172.20 and 1,616,435.84
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Solution
The fourth proportional to 4,811,397.41, 7,218,172.20 and 1,616,435.84 is: 2,425,015.28
Step by Step Solution
- Step 1: Write the proportion equation
4,811,397.41 : 7,218,172.20 = 1,616,435.84 : x - Step 2: Convert to fraction form
4,811,397.41/7,218,172.20 = 1,616,435.84/x - Step 3: Cross multiply
4,811,397.41x = 7,218,172.20 × 1,616,435.84 - Step 4: Simplify right side
4,811,397.41x = 11,667,712,243,371.65 - Step 5: Solve for x
x = 11,667,712,243,371.65/4,811,397.41 - Step 6: Final answer
x = 2,425,015.28
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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.