Finding the Fourth Proportional to 1,266,686.68, 1,900,154.76 and 368,136.26
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Solution
The fourth proportional to 1,266,686.68, 1,900,154.76 and 368,136.26 is: 552,240.64
Step by Step Solution
- Step 1: Write the proportion equation
1,266,686.68 : 1,900,154.76 = 368,136.26 : x - Step 2: Convert to fraction form
1,266,686.68/1,900,154.76 = 368,136.26/x - Step 3: Cross multiply
1,266,686.68x = 1,900,154.76 × 368,136.26 - Step 4: Simplify right side
1,266,686.68x = 699,515,866,767.60 - Step 5: Solve for x
x = 699,515,866,767.60/1,266,686.68 - Step 6: Final answer
x = 552,240.64
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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.