Finding the Fourth Proportional to 4,257,924.70, 6,386,977.80 and 1,525,650.58
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Solution
The fourth proportional to 4,257,924.70, 6,386,977.80 and 1,525,650.58 is: 2,288,508.39
Step by Step Solution
- Step 1: Write the proportion equation
4,257,924.70 : 6,386,977.80 = 1,525,650.58 : x - Step 2: Convert to fraction form
4,257,924.70/6,386,977.80 = 1,525,650.58/x - Step 3: Cross multiply
4,257,924.70x = 6,386,977.80 × 1,525,650.58 - Step 4: Simplify right side
4,257,924.70x = 9,744,296,385,017.13 - Step 5: Solve for x
x = 9,744,296,385,017.13/4,257,924.70 - Step 6: Final answer
x = 2,288,508.39
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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.