Finding the Fourth Proportional to 5,440,371.31, 8,160,261.75 and 1,653,558.94
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Solution
The fourth proportional to 5,440,371.31, 8,160,261.75 and 1,653,558.94 is: 2,480,248.68
Step by Step Solution
- Step 1: Write the proportion equation
5,440,371.31 : 8,160,261.75 = 1,653,558.94 : x - Step 2: Convert to fraction form
5,440,371.31/8,160,261.75 = 1,653,558.94/x - Step 3: Cross multiply
5,440,371.31x = 8,160,261.75 × 1,653,558.94 - Step 4: Simplify right side
5,440,371.31x = 13,493,473,769,452.54 - Step 5: Solve for x
x = 13,493,473,769,452.54/5,440,371.31 - Step 6: Final answer
x = 2,480,248.68
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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.