Finding the Fourth Proportional to 3,393,776.64, 4,683,291.96 and 1,865,872.08
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Solution
The fourth proportional to 3,393,776.64, 4,683,291.96 and 1,865,872.08 is: 2,574,837.60
Step by Step Solution
- Step 1: Write the proportion equation
3,393,776.64 : 4,683,291.96 = 1,865,872.08 : x - Step 2: Convert to fraction form
3,393,776.64/4,683,291.96 = 1,865,872.08/x - Step 3: Cross multiply
3,393,776.64x = 4,683,291.96 × 1,865,872.08 - Step 4: Simplify right side
3,393,776.64x = 8,738,423,710,652.48 - Step 5: Solve for x
x = 8,738,423,710,652.48/3,393,776.64 - Step 6: Final answer
x = 2,574,837.60
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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.