Finding the Fourth Proportional to 5,520,386.28, 8,281,357.02 and 1,925,628.96
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Solution
The fourth proportional to 5,520,386.28, 8,281,357.02 and 1,925,628.96 is: 2,888,714.68
Step by Step Solution
- Step 1: Write the proportion equation
5,520,386.28 : 8,281,357.02 = 1,925,628.96 : x - Step 2: Convert to fraction form
5,520,386.28/8,281,357.02 = 1,925,628.96/x - Step 3: Cross multiply
5,520,386.28x = 8,281,357.02 × 1,925,628.96 - Step 4: Simplify right side
5,520,386.28x = 15,946,820,905,811.30 - Step 5: Solve for x
x = 15,946,820,905,811.30/5,520,386.28 - Step 6: Final answer
x = 2,888,714.68
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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.