Finding the Fourth Proportional to 3,393,345.24, 4,682,905.80 and 1,865,490.84
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Solution
The fourth proportional to 3,393,345.24, 4,682,905.80 and 1,865,490.84 is: 2,574,426.49
Step by Step Solution
- Step 1: Write the proportion equation
3,393,345.24 : 4,682,905.80 = 1,865,490.84 : x - Step 2: Convert to fraction form
3,393,345.24/4,682,905.80 = 1,865,490.84/x - Step 3: Cross multiply
3,393,345.24x = 4,682,905.80 × 1,865,490.84 - Step 4: Simplify right side
3,393,345.24x = 8,735,917,874,482.87 - Step 5: Solve for x
x = 8,735,917,874,482.87/3,393,345.24 - Step 6: Final answer
x = 2,574,426.49
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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.