Finding the Fourth Proportional to 1,136,766.65, 1,704,956.13 and 378,522.06
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Solution
The fourth proportional to 1,136,766.65, 1,704,956.13 and 378,522.06 is: 567,718.55
Step by Step Solution
- Step 1: Write the proportion equation
1,136,766.65 : 1,704,956.13 = 378,522.06 : x - Step 2: Convert to fraction form
1,136,766.65/1,704,956.13 = 378,522.06/x - Step 3: Cross multiply
1,136,766.65x = 1,704,956.13 × 378,522.06 - Step 4: Simplify right side
1,136,766.65x = 645,363,506,537.23 - Step 5: Solve for x
x = 645,363,506,537.23/1,136,766.65 - Step 6: Final answer
x = 567,718.55
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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.