Finding the Fourth Proportional to 3,412,486.74, 5,119,686.72 and 1,493,565.18
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Solution
The fourth proportional to 3,412,486.74, 5,119,686.72 and 1,493,565.18 is: 2,240,766.46
Step by Step Solution
- Step 1: Write the proportion equation
3,412,486.74 : 5,119,686.72 = 1,493,565.18 : x - Step 2: Convert to fraction form
3,412,486.74/5,119,686.72 = 1,493,565.18/x - Step 3: Cross multiply
3,412,486.74x = 5,119,686.72 × 1,493,565.18 - Step 4: Simplify right side
3,412,486.74x = 7,646,585,817,500.41 - Step 5: Solve for x
x = 7,646,585,817,500.41/3,412,486.74 - Step 6: Final answer
x = 2,240,766.46
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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.