Finding the Fourth Proportional to 3,885,175.80, 5,827,763.70 and 3,774,583.80
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Solution
The fourth proportional to 3,885,175.80, 5,827,763.70 and 3,774,583.80 is: 5,661,875.70
Step by Step Solution
- Step 1: Write the proportion equation
3,885,175.80 : 5,827,763.70 = 3,774,583.80 : x - Step 2: Convert to fraction form
3,885,175.80/5,827,763.70 = 3,774,583.80/x - Step 3: Cross multiply
3,885,175.80x = 5,827,763.70 × 3,774,583.80 - Step 4: Simplify right side
3,885,175.80x = 21,997,382,452,248.06 - Step 5: Solve for x
x = 21,997,382,452,248.06/3,885,175.80 - Step 6: Final answer
x = 5,661,875.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.