Finding the Fourth Proportional to 4,873,089.44, 6,721,744.20 and 3,908,534.96
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Solution
The fourth proportional to 4,873,089.44, 6,721,744.20 and 3,908,534.96 is: 5,391,276.42
Step by Step Solution
- Step 1: Write the proportion equation
4,873,089.44 : 6,721,744.20 = 3,908,534.96 : x - Step 2: Convert to fraction form
4,873,089.44/6,721,744.20 = 3,908,534.96/x - Step 3: Cross multiply
4,873,089.44x = 6,721,744.20 × 3,908,534.96 - Step 4: Simplify right side
4,873,089.44x = 26,272,172,197,877.23 - Step 5: Solve for x
x = 26,272,172,197,877.23/4,873,089.44 - Step 6: Final answer
x = 5,391,276.42
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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.