Finding the Fourth Proportional to 4,262,991.80, 5,882,970.01 and 2,329,252.21
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Solution
The fourth proportional to 4,262,991.80, 5,882,970.01 and 2,329,252.21 is: 3,214,390.63
Step by Step Solution
- Step 1: Write the proportion equation
4,262,991.80 : 5,882,970.01 = 2,329,252.21 : x - Step 2: Convert to fraction form
4,262,991.80/5,882,970.01 = 2,329,252.21/x - Step 3: Cross multiply
4,262,991.80x = 5,882,970.01 × 2,329,252.21 - Step 4: Simplify right side
4,262,991.80x = 13,702,920,897,156.22 - Step 5: Solve for x
x = 13,702,920,897,156.22/4,262,991.80 - Step 6: Final answer
x = 3,214,390.63
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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.