Finding the Fourth Proportional to 3,461,562.81, 5,170,758.03 and 2,564,756.12
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Solution
The fourth proportional to 3,461,562.81, 5,170,758.03 and 2,564,756.12 is: 3,831,140.46
Step by Step Solution
- Step 1: Write the proportion equation
3,461,562.81 : 5,170,758.03 = 2,564,756.12 : x - Step 2: Convert to fraction form
3,461,562.81/5,170,758.03 = 2,564,756.12/x - Step 3: Cross multiply
3,461,562.81x = 5,170,758.03 × 2,564,756.12 - Step 4: Simplify right side
3,461,562.81x = 13,261,733,302,481.64 - Step 5: Solve for x
x = 13,261,733,302,481.64/3,461,562.81 - Step 6: Final answer
x = 3,831,140.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.