Finding the Fourth Proportional to 1,217,302.41, 1,679,731.29 and 701,225.09
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Solution
The fourth proportional to 1,217,302.41, 1,679,731.29 and 701,225.09 is: 967,606.49
Step by Step Solution
- Step 1: Write the proportion equation
1,217,302.41 : 1,679,731.29 = 701,225.09 : x - Step 2: Convert to fraction form
1,217,302.41/1,679,731.29 = 701,225.09/x - Step 3: Cross multiply
1,217,302.41x = 1,679,731.29 × 701,225.09 - Step 4: Simplify right side
1,217,302.41x = 1,177,869,717,585.97 - Step 5: Solve for x
x = 1,177,869,717,585.97/1,217,302.41 - Step 6: Final answer
x = 967,606.49
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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.