Finding the Fourth Proportional to 4,677,903.16, 6,455,436.84 and 2,612,947.48
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Solution
The fourth proportional to 4,677,903.16, 6,455,436.84 and 2,612,947.48 is: 3,605,828.69
Step by Step Solution
- Step 1: Write the proportion equation
4,677,903.16 : 6,455,436.84 = 2,612,947.48 : x - Step 2: Convert to fraction form
4,677,903.16/6,455,436.84 = 2,612,947.48/x - Step 3: Cross multiply
4,677,903.16x = 6,455,436.84 × 2,612,947.48 - Step 4: Simplify right side
4,677,903.16x = 16,867,717,423,377.16 - Step 5: Solve for x
x = 16,867,717,423,377.16/4,677,903.16 - Step 6: Final answer
x = 3,605,828.69
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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.