Finding the Fourth Proportional to 4,525,060.10, 6,787,590.15 and 1,330,509.20
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Solution
The fourth proportional to 4,525,060.10, 6,787,590.15 and 1,330,509.20 is: 1,995,763.80
Step by Step Solution
- Step 1: Write the proportion equation
4,525,060.10 : 6,787,590.15 = 1,330,509.20 : x - Step 2: Convert to fraction form
4,525,060.10/6,787,590.15 = 1,330,509.20/x - Step 3: Cross multiply
4,525,060.10x = 6,787,590.15 × 1,330,509.20 - Step 4: Simplify right side
4,525,060.10x = 9,030,951,140,404.38 - Step 5: Solve for x
x = 9,030,951,140,404.38/4,525,060.10 - Step 6: Final answer
x = 1,995,763.80
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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.