Finding the Fourth Proportional to 2,541,879.36, 3,507,789.33 and 1,395,959.67
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Solution
The fourth proportional to 2,541,879.36, 3,507,789.33 and 1,395,959.67 is: 1,926,422.05
Step by Step Solution
- Step 1: Write the proportion equation
2,541,879.36 : 3,507,789.33 = 1,395,959.67 : x - Step 2: Convert to fraction form
2,541,879.36/3,507,789.33 = 1,395,959.67/x - Step 3: Cross multiply
2,541,879.36x = 3,507,789.33 × 1,395,959.67 - Step 4: Simplify right side
2,541,879.36x = 4,896,732,435,536.32 - Step 5: Solve for x
x = 4,896,732,435,536.32/2,541,879.36 - Step 6: Final answer
x = 1,926,422.05
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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.