Finding the Fourth Proportional to 3,888,758.98, 5,832,972.30 and 1,330,202.71
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Solution
The fourth proportional to 3,888,758.98, 5,832,972.30 and 1,330,202.71 is: 1,995,247.23
Step by Step Solution
- Step 1: Write the proportion equation
3,888,758.98 : 5,832,972.30 = 1,330,202.71 : x - Step 2: Convert to fraction form
3,888,758.98/5,832,972.30 = 1,330,202.71/x - Step 3: Cross multiply
3,888,758.98x = 5,832,972.30 × 1,330,202.71 - Step 4: Simplify right side
3,888,758.98x = 7,759,035,577,195.57 - Step 5: Solve for x
x = 7,759,035,577,195.57/3,888,758.98 - Step 6: Final answer
x = 1,995,247.23
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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.