Finding the Fourth Proportional to 4,395,399.45, 6,594,265.58 and 1,555,215.45
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Solution
The fourth proportional to 4,395,399.45, 6,594,265.58 and 1,555,215.45 is: 2,333,235.88
Step by Step Solution
- Step 1: Write the proportion equation
4,395,399.45 : 6,594,265.58 = 1,555,215.45 : x - Step 2: Convert to fraction form
4,395,399.45/6,594,265.58 = 1,555,215.45/x - Step 3: Cross multiply
4,395,399.45x = 6,594,265.58 × 1,555,215.45 - Step 4: Simplify right side
4,395,399.45x = 10,255,503,703,643.13 - Step 5: Solve for x
x = 10,255,503,703,643.13/4,395,399.45 - Step 6: Final answer
x = 2,333,235.88
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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.