Finding the Fourth Proportional to 4,065,328.74, 5,610,115.44 and 2,229,749.67
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Solution
The fourth proportional to 4,065,328.74, 5,610,115.44 and 2,229,749.67 is: 3,077,033.58
Step by Step Solution
- Step 1: Write the proportion equation
4,065,328.74 : 5,610,115.44 = 2,229,749.67 : x - Step 2: Convert to fraction form
4,065,328.74/5,610,115.44 = 2,229,749.67/x - Step 3: Cross multiply
4,065,328.74x = 5,610,115.44 × 2,229,749.67 - Step 4: Simplify right side
4,065,328.74x = 12,509,153,051,001.91 - Step 5: Solve for x
x = 12,509,153,051,001.91/4,065,328.74 - Step 6: Final answer
x = 3,077,033.58
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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.