Finding the Fourth Proportional to 1,785,717.93, 2,464,163.33 and 1,011,126.27
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Solution
The fourth proportional to 1,785,717.93, 2,464,163.33 and 1,011,126.27 is: 1,395,282.10
Step by Step Solution
- Step 1: Write the proportion equation
1,785,717.93 : 2,464,163.33 = 1,011,126.27 : x - Step 2: Convert to fraction form
1,785,717.93/2,464,163.33 = 1,011,126.27/x - Step 3: Cross multiply
1,785,717.93x = 2,464,163.33 × 1,011,126.27 - Step 4: Simplify right side
1,785,717.93x = 2,491,580,271,478.05 - Step 5: Solve for x
x = 2,491,580,271,478.05/1,785,717.93 - Step 6: Final answer
x = 1,395,282.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.