Finding the Fourth Proportional to 4,766,658.72, 6,577,597.68 and 2,806,225.44
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Solution
The fourth proportional to 4,766,658.72, 6,577,597.68 and 2,806,225.44 is: 3,872,360.71
Step by Step Solution
- Step 1: Write the proportion equation
4,766,658.72 : 6,577,597.68 = 2,806,225.44 : x - Step 2: Convert to fraction form
4,766,658.72/6,577,597.68 = 2,806,225.44/x - Step 3: Cross multiply
4,766,658.72x = 6,577,597.68 × 2,806,225.44 - Step 4: Simplify right side
4,766,658.72x = 18,458,221,943,700.98 - Step 5: Solve for x
x = 18,458,221,943,700.98/4,766,658.72 - Step 6: Final answer
x = 3,872,360.71
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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.