Finding the Fourth Proportional to 1,554,480.75, 2,330,719.16 and 655,682.07
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Solution
The fourth proportional to 1,554,480.75, 2,330,719.16 and 655,682.07 is: 983,100.47
Step by Step Solution
- Step 1: Write the proportion equation
1,554,480.75 : 2,330,719.16 = 655,682.07 : x - Step 2: Convert to fraction form
1,554,480.75/2,330,719.16 = 655,682.07/x - Step 3: Cross multiply
1,554,480.75x = 2,330,719.16 × 655,682.07 - Step 4: Simplify right side
1,554,480.75x = 1,528,210,760,139.05 - Step 5: Solve for x
x = 1,528,210,760,139.05/1,554,480.75 - Step 6: Final answer
x = 983,100.47
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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.