Finding the Fourth Proportional to 2,243,811.83, 3,117,363.57 and 2,216,907.63
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Solution
The fourth proportional to 2,243,811.83, 3,117,363.57 and 2,216,907.63 is: 3,079,985.14
Step by Step Solution
- Step 1: Write the proportion equation
2,243,811.83 : 3,117,363.57 = 2,216,907.63 : x - Step 2: Convert to fraction form
2,243,811.83/3,117,363.57 = 2,216,907.63/x - Step 3: Cross multiply
2,243,811.83x = 3,117,363.57 × 2,216,907.63 - Step 4: Simplify right side
2,243,811.83x = 6,910,907,083,817.04 - Step 5: Solve for x
x = 6,910,907,083,817.04/2,243,811.83 - Step 6: Final answer
x = 3,079,985.14
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.