Finding the Fourth Proportional to 2,438,619.72, 3,660,199.24 and 1,241,438.28
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Solution
The fourth proportional to 2,438,619.72, 3,660,199.24 and 1,241,438.28 is: 1,863,312.85
Step by Step Solution
- Step 1: Write the proportion equation
2,438,619.72 : 3,660,199.24 = 1,241,438.28 : x - Step 2: Convert to fraction form
2,438,619.72/3,660,199.24 = 1,241,438.28/x - Step 3: Cross multiply
2,438,619.72x = 3,660,199.24 × 1,241,438.28 - Step 4: Simplify right side
2,438,619.72x = 4,543,911,448,962.91 - Step 5: Solve for x
x = 4,543,911,448,962.91/2,438,619.72 - Step 6: Final answer
x = 1,863,312.85
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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.