Finding the Fourth Proportional to 3,944,681.67, 5,916,563.24 and 1,065,911.70
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Solution
The fourth proportional to 3,944,681.67, 5,916,563.24 and 1,065,911.70 is: 1,598,743.45
Step by Step Solution
- Step 1: Write the proportion equation
3,944,681.67 : 5,916,563.24 = 1,065,911.70 : x - Step 2: Convert to fraction form
3,944,681.67/5,916,563.24 = 1,065,911.70/x - Step 3: Cross multiply
3,944,681.67x = 5,916,563.24 × 1,065,911.70 - Step 4: Simplify right side
3,944,681.67x = 6,306,533,975,976.35 - Step 5: Solve for x
x = 6,306,533,975,976.35/3,944,681.67 - Step 6: Final answer
x = 1,598,743.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.