Finding the Fourth Proportional to 4,751,702.14, 6,562,761.47 and 3,221,152.06
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Solution
The fourth proportional to 4,751,702.14, 6,562,761.47 and 3,221,152.06 is: 4,448,858.96
Step by Step Solution
- Step 1: Write the proportion equation
4,751,702.14 : 6,562,761.47 = 3,221,152.06 : x - Step 2: Convert to fraction form
4,751,702.14/6,562,761.47 = 3,221,152.06/x - Step 3: Cross multiply
4,751,702.14x = 6,562,761.47 × 3,221,152.06 - Step 4: Simplify right side
4,751,702.14x = 21,139,652,628,379.13 - Step 5: Solve for x
x = 21,139,652,628,379.13/4,751,702.14 - Step 6: Final answer
x = 4,448,858.96
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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.