Finding the Fourth Proportional to 4,826,341.19, 6,660,405.63 and 2,650,935.33
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Solution
The fourth proportional to 4,826,341.19, 6,660,405.63 and 2,650,935.33 is: 3,658,320.85
Step by Step Solution
- Step 1: Write the proportion equation
4,826,341.19 : 6,660,405.63 = 2,650,935.33 : x - Step 2: Convert to fraction form
4,826,341.19/6,660,405.63 = 2,650,935.33/x - Step 3: Cross multiply
4,826,341.19x = 6,660,405.63 × 2,650,935.33 - Step 4: Simplify right side
4,826,341.19x = 17,656,304,596,697.91 - Step 5: Solve for x
x = 17,656,304,596,697.91/4,826,341.19 - Step 6: Final answer
x = 3,658,320.85
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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.