Finding the Fourth Proportional to 4,842,562.18, 6,682,473.45 and 2,666,679.94
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Solution
The fourth proportional to 4,842,562.18, 6,682,473.45 and 2,666,679.94 is: 3,679,873.84
Step by Step Solution
- Step 1: Write the proportion equation
4,842,562.18 : 6,682,473.45 = 2,666,679.94 : x - Step 2: Convert to fraction form
4,842,562.18/6,682,473.45 = 2,666,679.94/x - Step 3: Cross multiply
4,842,562.18x = 6,682,473.45 × 2,666,679.94 - Step 4: Simplify right side
4,842,562.18x = 17,820,017,898,697.59 - Step 5: Solve for x
x = 17,820,017,898,697.59/4,842,562.18 - Step 6: Final answer
x = 3,679,873.84
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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.