Finding the Fourth Proportional to 4,476,062.40, 6,176,966.96 and 2,438,871.88
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Solution
The fourth proportional to 4,476,062.40, 6,176,966.96 and 2,438,871.88 is: 3,365,643.66
Step by Step Solution
- Step 1: Write the proportion equation
4,476,062.40 : 6,176,966.96 = 2,438,871.88 : x - Step 2: Convert to fraction form
4,476,062.40/6,176,966.96 = 2,438,871.88/x - Step 3: Cross multiply
4,476,062.40x = 6,176,966.96 × 2,438,871.88 - Step 4: Simplify right side
4,476,062.40x = 15,064,831,022,433.08 - Step 5: Solve for x
x = 15,064,831,022,433.08/4,476,062.40 - Step 6: Final answer
x = 3,365,643.66
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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.