Finding the Fourth Proportional to 1,431,666.84, 2,147,388.55 and 832,245.65
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Solution
The fourth proportional to 1,431,666.84, 2,147,388.55 and 832,245.65 is: 1,248,303.53
Step by Step Solution
- Step 1: Write the proportion equation
1,431,666.84 : 2,147,388.55 = 832,245.65 : x - Step 2: Convert to fraction form
1,431,666.84/2,147,388.55 = 832,245.65/x - Step 3: Cross multiply
1,431,666.84x = 2,147,388.55 × 832,245.65 - Step 4: Simplify right side
1,431,666.84x = 1,787,154,764,699.14 - Step 5: Solve for x
x = 1,787,154,764,699.14/1,431,666.84 - Step 6: Final answer
x = 1,248,303.53
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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.