Finding the Fourth Proportional to 4,903,870.26, 6,767,235.37 and 2,838,973.20
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Solution
The fourth proportional to 4,903,870.26, 6,767,235.37 and 2,838,973.20 is: 3,917,721.89
Step by Step Solution
- Step 1: Write the proportion equation
4,903,870.26 : 6,767,235.37 = 2,838,973.20 : x - Step 2: Convert to fraction form
4,903,870.26/6,767,235.37 = 2,838,973.20/x - Step 3: Cross multiply
4,903,870.26x = 6,767,235.37 × 2,838,973.20 - Step 4: Simplify right side
4,903,870.26x = 19,211,999,853,790.14 - Step 5: Solve for x
x = 19,211,999,853,790.14/4,903,870.26 - Step 6: Final answer
x = 3,917,721.89
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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.