Finding the Fourth Proportional to 2,794,515.74, 3,856,840.11 and 1,570,922.04
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Solution
The fourth proportional to 2,794,515.74, 3,856,840.11 and 1,570,922.04 is: 2,168,101.99
Step by Step Solution
- Step 1: Write the proportion equation
2,794,515.74 : 3,856,840.11 = 1,570,922.04 : x - Step 2: Convert to fraction form
2,794,515.74/3,856,840.11 = 1,570,922.04/x - Step 3: Cross multiply
2,794,515.74x = 3,856,840.11 × 1,570,922.04 - Step 4: Simplify right side
2,794,515.74x = 6,058,795,133,555.03 - Step 5: Solve for x
x = 6,058,795,133,555.03/2,794,515.74 - Step 6: Final answer
x = 2,168,101.99
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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.