Finding the Fourth Proportional to 4,982,182.96, 6,873,990.06 and 2,805,964.96
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Solution
The fourth proportional to 4,982,182.96, 6,873,990.06 and 2,805,964.96 is: 3,871,430.54
Step by Step Solution
- Step 1: Write the proportion equation
4,982,182.96 : 6,873,990.06 = 2,805,964.96 : x - Step 2: Convert to fraction form
4,982,182.96/6,873,990.06 = 2,805,964.96/x - Step 3: Cross multiply
4,982,182.96x = 6,873,990.06 × 2,805,964.96 - Step 4: Simplify right side
4,982,182.96x = 19,288,175,243,748.30 - Step 5: Solve for x
x = 19,288,175,243,748.30/4,982,182.96 - Step 6: Final answer
x = 3,871,430.54
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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.