Finding the Fourth Proportional to 1,567,343.14, 2,351,017.30 and 430,120.92
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Solution
The fourth proportional to 1,567,343.14, 2,351,017.30 and 430,120.92 is: 645,182.09
Step by Step Solution
- Step 1: Write the proportion equation
1,567,343.14 : 2,351,017.30 = 430,120.92 : x - Step 2: Convert to fraction form
1,567,343.14/2,351,017.30 = 430,120.92/x - Step 3: Cross multiply
1,567,343.14x = 2,351,017.30 × 430,120.92 - Step 4: Simplify right side
1,567,343.14x = 1,011,221,724,011.92 - Step 5: Solve for x
x = 1,011,221,724,011.92/1,567,343.14 - Step 6: Final answer
x = 645,182.09
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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.