Finding the Fourth Proportional to 1,371,720.65, 1,892,953.99 and 759,871.58
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Solution
The fourth proportional to 1,371,720.65, 1,892,953.99 and 759,871.58 is: 1,048,611.42
Step by Step Solution
- Step 1: Write the proportion equation
1,371,720.65 : 1,892,953.99 = 759,871.58 : x - Step 2: Convert to fraction form
1,371,720.65/1,892,953.99 = 759,871.58/x - Step 3: Cross multiply
1,371,720.65x = 1,892,953.99 × 759,871.58 - Step 4: Simplify right side
1,371,720.65x = 1,438,401,939,248.60 - Step 5: Solve for x
x = 1,438,401,939,248.60/1,371,720.65 - Step 6: Final answer
x = 1,048,611.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.