Finding the Fourth Proportional to 4,615,922.64, 6,924,097.80 and 1,421,191.92
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Solution
The fourth proportional to 4,615,922.64, 6,924,097.80 and 1,421,191.92 is: 2,131,853.72
Step by Step Solution
- Step 1: Write the proportion equation
4,615,922.64 : 6,924,097.80 = 1,421,191.92 : x - Step 2: Convert to fraction form
4,615,922.64/6,924,097.80 = 1,421,191.92/x - Step 3: Cross multiply
4,615,922.64x = 6,924,097.80 × 1,421,191.92 - Step 4: Simplify right side
4,615,922.64x = 9,840,471,846,649.78 - Step 5: Solve for x
x = 9,840,471,846,649.78/4,615,922.64 - Step 6: Final answer
x = 2,131,853.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.