Finding the Fourth Proportional to 4,740,100.78, 6,541,292.58 and 2,564,596.20
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Solution
The fourth proportional to 4,740,100.78, 6,541,292.58 and 2,564,596.20 is: 3,539,117.60
Step by Step Solution
- Step 1: Write the proportion equation
4,740,100.78 : 6,541,292.58 = 2,564,596.20 : x - Step 2: Convert to fraction form
4,740,100.78/6,541,292.58 = 2,564,596.20/x - Step 3: Cross multiply
4,740,100.78x = 6,541,292.58 × 2,564,596.20 - Step 4: Simplify right side
4,740,100.78x = 16,775,774,080,933.22 - Step 5: Solve for x
x = 16,775,774,080,933.22/4,740,100.78 - Step 6: Final answer
x = 3,539,117.60
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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.