Finding the Fourth Proportional to 4,360,904.65, 6,540,841.80 and 1,166,278.42
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Solution
The fourth proportional to 4,360,904.65, 6,540,841.80 and 1,166,278.42 is: 1,749,279.85
Step by Step Solution
- Step 1: Write the proportion equation
4,360,904.65 : 6,540,841.80 = 1,166,278.42 : x - Step 2: Convert to fraction form
4,360,904.65/6,540,841.80 = 1,166,278.42/x - Step 3: Cross multiply
4,360,904.65x = 6,540,841.80 × 1,166,278.42 - Step 4: Simplify right side
4,360,904.65x = 7,628,442,639,973.96 - Step 5: Solve for x
x = 7,628,442,639,973.96/4,360,904.65 - Step 6: Final answer
x = 1,749,279.85
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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.