Finding the Fourth Proportional to 1,037,694.14, 1,556,842.61 and 430,371.08
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Solution
The fourth proportional to 1,037,694.14, 1,556,842.61 and 430,371.08 is: 645,681.62
Step by Step Solution
- Step 1: Write the proportion equation
1,037,694.14 : 1,556,842.61 = 430,371.08 : x - Step 2: Convert to fraction form
1,037,694.14/1,556,842.61 = 430,371.08/x - Step 3: Cross multiply
1,037,694.14x = 1,556,842.61 × 430,371.08 - Step 4: Simplify right side
1,037,694.14x = 670,020,025,519.65 - Step 5: Solve for x
x = 670,020,025,519.65/1,037,694.14 - Step 6: Final answer
x = 645,681.62
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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.