Finding the Fourth Proportional to 4,211,795.34, 5,812,278.66 and 2,376,642.54
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Solution
The fourth proportional to 4,211,795.34, 5,812,278.66 and 2,376,642.54 is: 3,279,767.32
Step by Step Solution
- Step 1: Write the proportion equation
4,211,795.34 : 5,812,278.66 = 2,376,642.54 : x - Step 2: Convert to fraction form
4,211,795.34/5,812,278.66 = 2,376,642.54/x - Step 3: Cross multiply
4,211,795.34x = 5,812,278.66 × 2,376,642.54 - Step 4: Simplify right side
4,211,795.34x = 13,813,708,717,690.20 - Step 5: Solve for x
x = 13,813,708,717,690.20/4,211,795.34 - Step 6: Final answer
x = 3,279,767.32
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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.