Finding the Fourth Proportional to 3,357,698.22, 4,633,488.63 and 1,829,772.54
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Solution
The fourth proportional to 3,357,698.22, 4,633,488.63 and 1,829,772.54 is: 2,525,012.58
Step by Step Solution
- Step 1: Write the proportion equation
3,357,698.22 : 4,633,488.63 = 1,829,772.54 : x - Step 2: Convert to fraction form
3,357,698.22/4,633,488.63 = 1,829,772.54/x - Step 3: Cross multiply
3,357,698.22x = 4,633,488.63 × 1,829,772.54 - Step 4: Simplify right side
3,357,698.22x = 8,478,230,259,576.22 - Step 5: Solve for x
x = 8,478,230,259,576.22/3,357,698.22 - Step 6: Final answer
x = 2,525,012.58
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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.