Finding the Fourth Proportional to 4,652,917.44, 6,979,377.78 and 1,458,291.48
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Solution
The fourth proportional to 4,652,917.44, 6,979,377.78 and 1,458,291.48 is: 2,187,437.73
Step by Step Solution
- Step 1: Write the proportion equation
4,652,917.44 : 6,979,377.78 = 1,458,291.48 : x - Step 2: Convert to fraction form
4,652,917.44/6,979,377.78 = 1,458,291.48/x - Step 3: Cross multiply
4,652,917.44x = 6,979,377.78 × 1,458,291.48 - Step 4: Simplify right side
4,652,917.44x = 10,177,967,152,275.31 - Step 5: Solve for x
x = 10,177,967,152,275.31/4,652,917.44 - Step 6: Final answer
x = 2,187,437.73
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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.