Finding the Fourth Proportional to 1,353,519.54, 2,031,400.84 and 679,793.70
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Solution
The fourth proportional to 1,353,519.54, 2,031,400.84 and 679,793.70 is: 1,020,253.83
Step by Step Solution
- Step 1: Write the proportion equation
1,353,519.54 : 2,031,400.84 = 679,793.70 : x - Step 2: Convert to fraction form
1,353,519.54/2,031,400.84 = 679,793.70/x - Step 3: Cross multiply
1,353,519.54x = 2,031,400.84 × 679,793.70 - Step 4: Simplify right side
1,353,519.54x = 1,380,933,493,206.71 - Step 5: Solve for x
x = 1,380,933,493,206.71/1,353,519.54 - Step 6: Final answer
x = 1,020,253.83
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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.