Finding the Fourth Proportional to 1,597,321.98, 2,204,349.75 and 872,215.74
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Solution
The fourth proportional to 1,597,321.98, 2,204,349.75 and 872,215.74 is: 1,203,682.52
Step by Step Solution
- Step 1: Write the proportion equation
1,597,321.98 : 2,204,349.75 = 872,215.74 : x - Step 2: Convert to fraction form
1,597,321.98/2,204,349.75 = 872,215.74/x - Step 3: Cross multiply
1,597,321.98x = 2,204,349.75 × 872,215.74 - Step 4: Simplify right side
1,597,321.98x = 1,922,668,548,415.07 - Step 5: Solve for x
x = 1,922,668,548,415.07/1,597,321.98 - Step 6: Final answer
x = 1,203,682.52
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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.