Finding the Fourth Proportional to 1,767,510.57, 2,439,372.68 and 993,143.08
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Solution
The fourth proportional to 1,767,510.57, 2,439,372.68 and 993,143.08 is: 1,370,654.38
Step by Step Solution
- Step 1: Write the proportion equation
1,767,510.57 : 2,439,372.68 = 993,143.08 : x - Step 2: Convert to fraction form
1,767,510.57/2,439,372.68 = 993,143.08/x - Step 3: Cross multiply
1,767,510.57x = 2,439,372.68 × 993,143.08 - Step 4: Simplify right side
1,767,510.57x = 2,422,646,096,683.05 - Step 5: Solve for x
x = 2,422,646,096,683.05/1,767,510.57 - Step 6: Final answer
x = 1,370,654.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.