Finding the Fourth Proportional to 3,705,509.58, 5,554,410.81 and 1,432,595.12
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Solution
The fourth proportional to 3,705,509.58, 5,554,410.81 and 1,432,595.12 is: 2,147,402.84
Step by Step Solution
- Step 1: Write the proportion equation
3,705,509.58 : 5,554,410.81 = 1,432,595.12 : x - Step 2: Convert to fraction form
3,705,509.58/5,554,410.81 = 1,432,595.12/x - Step 3: Cross multiply
3,705,509.58x = 5,554,410.81 × 1,432,595.12 - Step 4: Simplify right side
3,705,509.58x = 7,957,221,793,109.19 - Step 5: Solve for x
x = 7,957,221,793,109.19/3,705,509.58 - Step 6: Final answer
x = 2,147,402.84
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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.