Finding the Fourth Proportional to 1,283,448.51, 1,771,257.33 and 732,176.37
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Solution
The fourth proportional to 1,283,448.51, 1,771,257.33 and 732,176.37 is: 1,010,459.52
Step by Step Solution
- Step 1: Write the proportion equation
1,283,448.51 : 1,771,257.33 = 732,176.37 : x - Step 2: Convert to fraction form
1,283,448.51/1,771,257.33 = 732,176.37/x - Step 3: Cross multiply
1,283,448.51x = 1,771,257.33 × 732,176.37 - Step 4: Simplify right side
1,283,448.51x = 1,296,872,762,215.29 - Step 5: Solve for x
x = 1,296,872,762,215.29/1,283,448.51 - Step 6: Final answer
x = 1,010,459.52
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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.