Finding the Fourth Proportional to 2,470,971, 3,708,847.41 and 1,192,478.49
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Solution
The fourth proportional to 2,470,971, 3,708,847.41 and 1,192,478.49 is: 1,789,871.58
Step by Step Solution
- Step 1: Write the proportion equation
2,470,971 : 3,708,847.41 = 1,192,478.49 : x - Step 2: Convert to fraction form
2,470,971/3,708,847.41 = 1,192,478.49/x - Step 3: Cross multiply
2,470,971x = 3,708,847.41 × 1,192,478.49 - Step 4: Simplify right side
2,470,971x = 4,422,720,759,117.21 - Step 5: Solve for x
x = 4,422,720,759,117.21/2,470,971 - Step 6: Final answer
x = 1,789,871.58
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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.