Finding the Fourth Proportional to 4,119,309.18, 5,684,826.42 and 2,283,650.76
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Solution
The fourth proportional to 4,119,309.18, 5,684,826.42 and 2,283,650.76 is: 3,151,537.70
Step by Step Solution
- Step 1: Write the proportion equation
4,119,309.18 : 5,684,826.42 = 2,283,650.76 : x - Step 2: Convert to fraction form
4,119,309.18/5,684,826.42 = 2,283,650.76/x - Step 3: Cross multiply
4,119,309.18x = 5,684,826.42 × 2,283,650.76 - Step 4: Simplify right side
4,119,309.18x = 12,982,158,174,501.08 - Step 5: Solve for x
x = 12,982,158,174,501.08/4,119,309.18 - Step 6: Final answer
x = 3,151,537.70
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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.