Finding the Fourth Proportional to 1,986,258.99, 2,979,416.16 and 566,315.07
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Solution
The fourth proportional to 1,986,258.99, 2,979,416.16 and 566,315.07 is: 849,480.49
Step by Step Solution
- Step 1: Write the proportion equation
1,986,258.99 : 2,979,416.16 = 566,315.07 : x - Step 2: Convert to fraction form
1,986,258.99/2,979,416.16 = 566,315.07/x - Step 3: Cross multiply
1,986,258.99x = 2,979,416.16 × 566,315.07 - Step 4: Simplify right side
1,986,258.99x = 1,687,288,255,604.56 - Step 5: Solve for x
x = 1,687,288,255,604.56/1,986,258.99 - Step 6: Final answer
x = 849,480.49
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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.