Finding the Fourth Proportional to 3,893,534.11, 5,828,799.97 and 2,875,898.71
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Solution
The fourth proportional to 3,893,534.11, 5,828,799.97 and 2,875,898.71 is: 4,305,352.89
Step by Step Solution
- Step 1: Write the proportion equation
3,893,534.11 : 5,828,799.97 = 2,875,898.71 : x - Step 2: Convert to fraction form
3,893,534.11/5,828,799.97 = 2,875,898.71/x - Step 3: Cross multiply
3,893,534.11x = 5,828,799.97 × 2,875,898.71 - Step 4: Simplify right side
3,893,534.11x = 16,763,038,314,571.04 - Step 5: Solve for x
x = 16,763,038,314,571.04/3,893,534.11 - Step 6: Final answer
x = 4,305,352.89
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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.